Union Square, a neighborhood that has been torn up and rearranged as part of the Central Subway construction work, faces more changes starting this weekend. On Saturday, the section of Grant Street between Geary and Sutter streets will be converted to two-way traffic. On Monday, Stockton Street will be shuttered to all cars except for emergency vehicles between Ellis and Geary street, according to the San Francisco Municipal Transportation Agency, which is overseeing the project. Read More