Big Nuclear Security Summit News Today : Breaking News, Live Updates & Top Stories | Vimarsana

Republicans supported it. that was when memories of 9/11 were still fresh and before the iraq war, when the old adage that politics should stop at the water's edge was back in vogue, an oldie was a goodie. a busy hour ahead including new names on the president's list for the supreme court vacancy and a new effort in the senate to get checks in the mail to unemployed americans. let's begin by exploring the players and the challenges at the big nuclear security summit. for that we go to the magic wall for help, there are 47 nations represented at the big nuclear summit. 38 of those nations sen...

>> reporter: well, john, you're right. we saw what happened in public but we're learning new information about what happened behind closed doors. there were two meetings scheduled back-to-back, one with just the two presidents and then there was going to be an expanded meeting after that with other officials, like secretary of state hillary clinton. all of that was budgeted for about 90 minutes total, both meetings. but we're told by senior u.s. officials that the first meeting, just the two presidents all alone today, lasted about 90 minutes on its own and that's because the substance of what...

Book and make a few remarks. we'll bring that to you live when she arifss right here on cnn. representatives from poland and 45 other nations are arriving in washington right now, getting ready for president obama's nuclear security summit. it is being called the biggest gathering hosted by a u.s. president since the u.n. was founded in 1945. it begins tomorrow. so let's talk about all of this with cnn white house correspondent suzanne malveaux. good evening, suzanne. >> reporter: hey, don. i talked to white house officials. they're calling this unprecedented in scale and scope, this big nuc...