Pipe Inside News Today : Breaking News, Live Updates & Top Stories | Vimarsana

A smaller pipe inside, narrower pipe. what they are doing is trying to place it into the broken riser at the sea floor where all that oil is coming out. we understand that operation is under way. commandant allen seemed to suggest the top hat would be deployed today. there is a lot of different stories we're getting and that's adding to the anger and confusion as this continues to go on. peter. >> ann with the story that continues to develop, thank you very much. developing right now, the president of the united states speaking at the rose garden at the white house where he's honoring top co...

Managing director, congressman ed marky from louisiana. plus, the latest on terror with pete williams and steven hadley, the former national security advisor to president bush. and next week's primary battles with nbc's chuck todd. good day, i'm andrea mitchell in washington. bp changes strategy again. scientists suggest the spill may be ten times worse than the government estimated and could have already surpassed the size of the "exxon valdez" disaster. let's go to anne thompson live in venice, louisiana. a lot breaking. tell us first of all, the latest attempts where you are to try to ste...

>> reporter: oh, monica, i wish i could tell you they are. what i can tell you is that they are pursuing three different strategies. the first is that top hat, that small containment dome that is now at the bottom of the sea floor close to the leak site, in the next 24 hours, bp expects to move that small dome over the biggest leak. we'll see if that works, if it has any better success than the giant containment dome that failed this weekend. the second strategy is something called an insertion tube. and that is when they take a large riser, which is a big pipe, put another pipe inside of it, ...

Victory but dashes the hopes for a triple crown for one more year. good morning, everyone. i'm alex witt. welcome to "msnbc sunday." right now here on msnbc, the gulf oil spill which is gushing at this hour. the new word today on trying to assess the scope of the damage. a live report ahead. also the "atlantis" docking. the shuttle will hook up with the space station dropping off critical cargo. mark potter is live in venice, louisiana. mark, we've got some new problems that crews may have run into. what are those and when did they begin? >> reporter: well, the problems began friday night, sat...