Marcus Semien

Franklin Barreto will get an extended look at second with Matt Chapman on the disabled list. (Courtesy Th3TruthPhotos/Flickr)

A’s prospect Franklin Barreto: A short stop for the future

Opportunity arises sooner than expected for A’s prospect  OAKLAND — Tucked in…

Franklin Barreto will get an extended look at second with Matt Chapman on the disabled list. (Courtesy Th3TruthPhotos/Flickr)
Oakland Athletics shortstop Marcus Semien (10) chases down a ground ball against the San Francisco Giants at AT&T Park in San Francisco, California, on March 30, 2017. (Stan Olszewski/Special to S.F. Examiner)

Melvin on sidelined Semien: ‘He’s already got a target in his mind’

OAKLAND — Out since the second week of the season with a fractured…

Oakland Athletics shortstop Marcus Semien (10) chases down a ground ball against the San Francisco Giants at AT&T Park in San Francisco, California, on March 30, 2017. (Stan Olszewski/Special to S.F. Examiner)
Oakland Athletics shortstop Marcus Semien (10) chases down a ground ball against the San Francisco Giants at AT&T Park in San Francisco, California, on March 30, 2017. (Stan Olszewski/Special to S.F. Examiner)

A’s manager says surgery for Marcus Semien was an ‘easy decision’

OAKLAND — A couple of days after having a screw inserted into his…

Oakland Athletics shortstop Marcus Semien (10) chases down a ground ball against the San Francisco Giants at AT&T Park in San Francisco, California, on March 30, 2017. (Stan Olszewski/Special to S.F. Examiner)
Kendall Graveman, seen here earlier this season, struggled on Saturday. (Stan Olszewski/Special to S.F. Examiner)

Kendall Graveman strong in A’s 1-0 win

OAKLAND — It only took 19 seconds to figure out that the Oakland…

Kendall Graveman, seen here earlier this season, struggled on Saturday. (Stan Olszewski/Special to S.F. Examiner)

Athletics fall short despite hitting three homers

Before the Oakland Athletics lost for the fourth time in as many…

The Houston Astros celebrate Carlos Correa’s walkoff single in the bottom of the tenth inning against the Oakland A’s. (Eric Christian Smith/AP)

Four errors prove costly in A’s 2-1, 10-inning loss to Astros

HOUSTON — The Oakland Athletics were riding a franchise-record, 15-game errorless streak…

The Houston Astros celebrate Carlos Correa’s walkoff single in the bottom of the tenth inning against the Oakland A’s. (Eric Christian Smith/AP)
Oakland Athletics' Khris Davis reacts after hitting a home run during the fifth inning of a baseball game against the Los Angeles Angels, Thursday, June 23, 2016, in Anaheim, Calif. (Gregory Bull/AP)

Semien, Davis lead A’s to 5-4 win over Angels

ANAHEIM — Marcus Semien and Khris Davis homered to help Kendall Graveman…

Oakland Athletics' Khris Davis reacts after hitting a home run during the fifth inning of a baseball game against the Los Angeles Angels, Thursday, June 23, 2016, in Anaheim, Calif. (Gregory Bull/AP)
Seattle Mariners' Leonys Martin, left, rounds the bases past Oakland Athletics first baseman Yonder Alonso after hitting a two-run walk-off home run in the ninth inning of a baseball game, Tuesday, May 24, 2016, in Seattle. The Mariners won 6-5. (Ted S. Warren/AP)

A’s cough up lead in the bottom of the ninth

SEATTLE — Leonys Martin hit a game-ending, two-run homer in the ninth…

Seattle Mariners' Leonys Martin, left, rounds the bases past Oakland Athletics first baseman Yonder Alonso after hitting a two-run walk-off home run in the ninth inning of a baseball game, Tuesday, May 24, 2016, in Seattle. The Mariners won 6-5. (Ted S. Warren/AP)
Khris Davis has hit four home runs in the last two games. (Ben Margot/AP)

Davis, Valencia keep pounding, A’s keep winning

OAKLAND — Khris Davis and Danny Valencia have combined to hit 15…

Khris Davis has hit four home runs in the last two games. (Ben Margot/AP)
Baltimore’s Jonathan Schoop reacts after striking out against Oakland starter Rich Hill in the first game of their doubleheader on Saturday. (Patrick Semansky/AP)

A’s, Orioles split twinbill

BALTIMORE  — Chris Davis homered, Ubaldo Jimenez pitched eight effective innings and…

Baltimore’s Jonathan Schoop reacts after striking out against Oakland starter Rich Hill in the first game of their doubleheader on Saturday. (Patrick Semansky/AP)
The Mariners had plenty to celebrate during their three-game series at the Coliseum. (Ben Margot/AP)

One-run loss seals Mariners sweep of A’s

OAKLAND — Oh-so-close Oakland, again. On a day the Athletics grabbed a…

The Mariners had plenty to celebrate during their three-game series at the Coliseum. (Ben Margot/AP)
Mark Canha, left, celebrates with Marcus Semien after the Athletics defeated the New York Yankees in 2016. The two Cal products combined to go 3-for-9 on Friday, with Semien driving in four. (Bill Kostroun/AP)

A’s outlast Yankees thanks to Canha’s heroics

NEW YORK — Mark Canha began Tuesday with 12 at-bats, seven of…

Mark Canha, left, celebrates with Marcus Semien after the Athletics defeated the New York Yankees in 2016. The two Cal products combined to go 3-for-9 on Friday, with Semien driving in four. (Bill Kostroun/AP)
Oakland assistant coach Ron Washington is guiding Marcus Semien into being a young power-hitting shortstop who isn’t a liability defensively. (Ben Margot/AP)

Homegrown shortstop rounding into rare asset for Athletics

There was one player out on the field five hours before the…

Oakland assistant coach Ron Washington is guiding Marcus Semien into being a young power-hitting shortstop who isn’t a liability defensively. (Ben Margot/AP)
Mike Trout is congratulated by Dino Ebel after scoring against the A's in the fifth inning on Wednesday in Oakland. (Ben Margot/AP)

Coghlan frustrated after A’s lose three-straight

OAKLAND — Chris Coghlan thinks the Oakland Athletics are a better team…

Mike Trout is congratulated by Dino Ebel after scoring against the A's in the fifth inning on Wednesday in Oakland. (Ben Margot/AP)
Sean Doolittle places his hand to his head after giving up a two-run home run to Geovany Soto during the ninth inning of Tuesday's game in Oakland, Calif. (AP Photo/Ben Margot)

Sean Doolittle blows lead in ninth, A’s lose series

OAKLAND — Geovany Soto hit a go-ahead two-run homer with one out…

Sean Doolittle places his hand to his head after giving up a two-run home run to Geovany Soto during the ninth inning of Tuesday's game in Oakland, Calif. (AP Photo/Ben Margot)
Klay Thompson has been piping hot lately. It’s possible Andre Iguodala’s words last year assured the shooting guard catching fire at this point of the season.  (AP Photo/Marcio Jose Sanchez)

Warriors’ Thompson is gettin’ Iggy with it at right time

The Warriors’ Klay Thompson is so hot, he showers at halftime. So…

Klay Thompson has been piping hot lately. It’s possible Andre Iguodala’s words last year assured the shooting guard catching fire at this point of the season.  (AP Photo/Marcio Jose Sanchez)
Marcus Semien committed 35 errors last season. He's dedicating time this spring training to make that high number an aberration. (David J. Phillip/2015 AP)

Marcus Semien focusing on defense with help of Ron Washington

MESA, Ariz. — Ron Washington stood side by side with shortstop Marcus…

Marcus Semien committed 35 errors last season. He's dedicating time this spring training to make that high number an aberration. (David J. Phillip/2015 AP)
Oakland Athletics' Marcus Semien, center, is greeted by teammates Brett Lawrie, left, and Eric Sogard, right, after hitting a three-run home run off Baltimore Orioles relief pitcher Chaz Roe during the sixth inning Tuesday, Calif. (AP Photo/Eric Risberg)

Semien homers to push A’s past O’s 5-0

OAKLAND — Marcus Semien hit a two-out, three-run home run in the…

Oakland Athletics' Marcus Semien, center, is greeted by teammates Brett Lawrie, left, and Eric Sogard, right, after hitting a three-run home run off Baltimore Orioles relief pitcher Chaz Roe during the sixth inning Tuesday, Calif. (AP Photo/Eric Risberg)
Oakland Athletics pitcher Aaron Brooks works against the Cleveland Indians in the first inning Saturday.  (AP Photo/Ben Margot)

Brooks earns first career win in A’s debut, 5-1 over Indians

OAKLAND — Marcus Semien homered to back a strong outing by Oakland…

Oakland Athletics pitcher Aaron Brooks works against the Cleveland Indians in the first inning Saturday.  (AP Photo/Ben Margot)
Janie McCauley/APRon Washington returned to the A’s — he left in 2006 to coach the Texas Rangers — this week to help the team with its porous defense

Spander: Can Washington rescue the no-D, no-win A’s?

OAKLAND — The old guy looks good in green and gold. To…

Janie McCauley/APRon Washington returned to the A’s — he left in 2006 to coach the Texas Rangers — this week to help the team with its porous defense