[img]http://d.yimg.com/a/p/ap/20100613/capt.fe4a97ad71114f28842cdb0e8e86d6a7-fe4a97ad71114f28842cdb0e8e86d6a7-0.jpg?x=130&y=98&q=85&sig=xfgfn3Lw11AxOjl1CXjYfg--[/img]AP - BP mounted a more aggressive response to the oil spill in the Gulf of Mexico on Sunday as it deployed undersea sensors to better measure the ferocious flow of crude while drawing up new plans to meet a government demand that it speed up the containment effort ahead of President Barack Obama's visit to the coast.