that pipe. more than 4.5 million gallons have spewed so far. the president calling on congress for $58 million for emergency funding to fight this major catastrophe. david mattingly is live in louisiana this morning. david, seeing the oil and natural gas gushing out of the ocean floor really does put a face to what we re seeing. what are the efforts to cap that spill? reporter: well, all the pieces are in place this morning, john. and the plan is to have the top hat solution in play either today or possibly tomorrow. what bp is going to do, first, they re going to try that smaller, revised dome, that they re going to place over the top of that leaking pipe that we saw. if that doesn t quite work the way they want it to, then they ve got a plan b already onsite that they would insert a tube into that leaking pipe. so they ve got two plans to attack it with today. they hope that one of them works this time. you know, david, yesterday, congressional hearings in the house r