A year after a an explosion on the Deepwater Horizon oil rig created a devastating oil spill in the region, how are fishing communities in the Gulf of Mexico dealing with the disaster? The BBC’s Robyn Bresnahan visited the area to speak with people whose livelihood has been affected by the spill and the aftermath. She’s witnessed everything from dead oysters to a resident so determined to increase awareness she walked to Washington D.C. from New Orleans on foot. Today we hear more from Bresnahan about her experiences in the Gulf.