[img]http://d.yimg.com/a/p/ap/20100621/capt.73076eaba9f74fb0beab9ef3fd393594-73076eaba9f74fb0beab9ef3fd393594-0.jpg?x=130&y=84&q=85&sig=9RswhvVvUe3HvZ0SMIoUfg--[/img]AP - The teams drilling the relief wells designed to stop the oil gushing into the Gulf of Mexico have a daunting task — hit a target roughly the size of a salad plate about three miles below the ocean surface.