amy: sy hersh, we're going to go to break and then come back to this discussion. we're speaking to pulitzer prize winning investigative journalist seymour hersh. he has a new book out called "the killing of osama bin , laden." we will talk about that, the indi government support hiding, with u.s. new, as well as many other issues. we will be back in a minute. ♪ [music break] amy: prince "nothing compares two u." this is democracy now!, democracynow.org, the war and peace report. i'm amy goodman. tour on our 100 city marking democracy now!'s 20's anniversary. check democracynow.org for a list of dates and cities. we turn back to seymour hersh who is a new book out called "the killing of osama bin , laden." sy, i want to ask about the presidential race. last are at a debate in new hampshire, vermont senator bernie sanders accused former secretary of state hillary clinton of being "too much into regime change." >> but i think, and i say this with the respect, that i worry too much that secretary clinton is too much into regime change and a little too aggressive withou