MAP OF THE DAY: BP's $12 Billion Nightmare Vince Veneziani Apr. 29, 2010, 12:52 PM As the Transocean/BP oil spill continues to move toward the US coastline, states like Louisiana are gearing up to protect beaches and wildlife. The result of this mess? BP Plc (BP) is down 6.9% or $3.98 to $53.36 a share whilst Transocean (RIG) is down 5.9% or $5.02 a share to $79.87. BP has lost $12.4 billion in market cap today alone as a result of this mess and comments from government officials about going after the situation that lead to this kind of. BP...