different from the top kill they tried once before. >> it is different, because this time, there is a cap, if i can show you one of my crude renderings here on this draw/erase board. they have the cap on top of the ruptured well. that's the difference. before the top kill, there was no cap and so they're trying to force the heavy fluid and mud into the rupture well without any kind of containment. that's different this time around with the static kill. and bp just wrapped up a technical briefing just a few moments ago, randy, where they talked about a test that we haven't heard a whole lot about, called the injectivity test. what they're going to be doing is checking to see whether or not they can force the oil in the ruptured well back into the reservo reservoir. what they're going to do is start pumping in that mud right into that containment cap, down into the containment cap and into the ruptured well. and if that process goes well, they're going to be taking pressure readings during all of