Embedded Player Wednesday marks the first anniversary of the BP well explosion in the Gulf of Mexico. The eruption led to the worst oil spill in U.S. history. Beyond the cost to the environment, there was a tremendous human loss — 11 workers were killed in the initial explosion. For 15 years, tool pusher, Jason Anderson, worked for the company Transocean �"- a contractor BP hired to operate the well. Host Michel Martin speaks with his wife, Shelley Anderson, about her family's continued struggle to cope with the loss.