about the use of dispersants in that it was the feds making decisions on whether or not to use those dispersants and there were times when bp asked to use those dispersants and they were told question and times they were told no. we ll be putting that question to the congressman today when we talk to him as well about whether or not or how they know exactly what impact these dispersants have had. thanks so much, jim. also when it comes to the dispersants, how much is actually too much? in seven minutes we ll talk to leading expert on the subject, larry mckinney, executive director of the hart research institute for gulf of mexico studies at texas a&m university. we ll talk to congressman ed markey at 8:10 eastern. much more in just a second. right now we re going to about wikileaks actually. new developments this morning, the investigation expanding into the leak of thousands of secret files released to the website about the war in afghanistan.