SEOUL, South Korea (AP) — Investigators have yet to pinpoint the culprit behind a synchronized cyberattack in South Korea last week. But in Seoul, the focus is fixed on North Korea, which South Korean security experts say has been training a team of computer-savvy "cyber warriors" as cyberspace becomes a fertile battleground in the nations' rivalry. Read More

WASHINGTON (AP) — Two of the loudest voices in the gun debate say it's up to voters now to make their position known to Congress.New York Mayor Michael Bloomberg and National Rifle Associate Executive Vice President Wayne LaPierre claim their opposing views on guns have the support of the overwhelming number of Americans. They are looking at the next two weeks as critical to the debate, when lawmakers head home to hear from constituents ahead of next month's anticipated Senate vote on gun control. Read More

QUANTICO, Va. (AP) — A Marine who shot two of his colleagues to death and then killed himself was a tactics instructor at a school that tests Marines who want to become officers, military officials said Saturday. Sgt. Eusebio Lopez, 25, gunned down 19-year-old Lance Cpl. Sara Castromata and Cpl. Jacob Wooley, 23, on Thursday night inside barracks at the Marine Corps Base Quantico in northern Virginia. Other than to say the three Marines worked together at the school, military officials have not described their relationship or released a motive for the shooting. Read More

SEOUL, South Korea (AP) — South Korea said Friday it was preparing for the possibility of more cyberattacks as a new team of investigators tried to determine if North Korea was behind a synchronized shutdown of tens of thousands of computers at six South Korean banks and media companies. Many in Seoul suspect hackers loyal to Pyongyang were responsible for Wednesday's attack, but South Korean officials have yet to assign blame and say they have no proof yet of North Korea's involvement. Pyongyang hasn't yet mentioned the shutdown. Read More