The tanker Overseas Reymar travels in the California's San Francisco Bay from Yerba Buena Island on Monday, Jan. 7, 2013. The empty oil tanker ship struck the San Francisco-Oakland Bay Bridge on Monday, but there were no reports of leaking oil, and the bridge remained open to traffic, officials said. (AP Photo/Jeff Chiu)

Photo by: Jeff Chiu

The tanker Overseas Reymar travels in the California's San Francisco Bay from Yerba Buena Island on Monday, Jan. 7, 2013. The empty oil tanker ship struck the San Francisco-Oakland Bay Bridge on Monday, but there were no reports of leaking oil, and the bridge remained open to traffic, officials said. (AP Photo/Jeff Chiu)