The unusual reason people are hunting for buried treasure. Good morning. Welcome to alJazeera America. Im stephanie sy. A serious case of commuter chaos, Bay Area Rapid transit workers walked off the job, striking for the second time this year. The train shutdown is inconveniencing hundreds of thousands of San Francisco area commuters. Intense talks between management and employees broke down after the two sides couldnt reach an agreement. We are live in San Francisco with more. Good morning, lisa. Does San Francisco have a backup plan for all these commuters, or are people scrambling for rides this morning . Good morning, stephanie. Well, the backup plan starts here at the bay bridge. Most of the 400,000 people who use bart every day to commute to work are expecting to use this bridge. Car pooling is encouraged, and there are casual carpools where people jump into cars together and cross this bridge, but certainly this is the most likely place those commuters will end up. There are al