Surface Containment News Today : Breaking News, Live Updates & Top Stories | Vimarsana

And they are doing sonar and seismic testing as we speak to make sure that there is no leakage of oil in any of these systems. megyn. megyn: all right, so you've built this model, clearly, you've gotten yourself neck deep in this whole thing, william, and what have you learned? >> reporter: what we learned is this. number one so they put in this big -- remember how you had the kind of jagged edge on the old blowout prevent tere. they put a new one on it has a good seal. what they did is they close this valve, close this valve and then slowly turn these and finally that contained all the oil, n...

>> reporter: good morning, drew. these well integrity tests have been delayed by what one source called potential complications but officials are very quick to point out that they are just wanting to be more safe than sorry at this point. as the anticipation for this crucial test builds here in houston at the command center, top administration officials have joined bp executives in the war rooms here. i spoke with admiral allen about the tension. how big is this day? the incident commander says these are easily some of the most critical days in the entire operation. admiral thad allen says if ...

Cap and we heard yesterday evening that those were going to be postponed. bp said they were doing that because they needed to conduct further analysis on the integrity of the well. it sounds like they don't want to make things worse by gathering these tests and they're gathering more information so they know what to do when they start these tests. the plan was for them to shut down the valves on the new containment cap and also supposed to shut down the containment systems on the surface so that they could measure pressure readings and they wanted to see high pressure because low pressure woul...

What else are you hearing regarding this situation, and if it is truly a setback here? >> well, it's a dig appointment more than anything else. the expectation was high, that it could in for the first time in almost three months shut down the flow of oil into the gulf. bp says they need a little bit more information to figure out if this is the right next step to take. the plan was for them to start yesterday and they announced yesterday evening they were going to postpone things a bit. they were going to shut down the valves on that new containment cap and shut down surface containment system...