the tourist attractions here in the nation s capitol. we want to welcome our viewers in the united states and around the world. i m wolf blitzer. you re in the situation room. you certainly could say the general election campaign began this week when republican candidate rick santorum declared the race is over for me. now that mitt romney s toughest challenger is out of the picture, romney and president obama are taking direct jabs at one another. let s bring in our senior correspondent, joe johns. romney, it s his race, he s the challenger. he moved to the right during this campaign, the primary season, but now presumably he s got to move a little closer to the center. it does sound that way certainly, wolf. it s been a very good week for mitt romney. now it s up to him and his staff to keep it going. we ve essentially entered the general election phase of the 2012 campaign with lightning speed thanks to social nemedia d controversial remarks by romney s wife anne by
right back. and north korea at this moment getting ready to fire a long-range rocket. why that launch could set up a powder keg in one of the most dangerous corners of the world. i m wolf blitzer. i m wolf blitzer. you re in the situation room. captions by vitac www.vitac.com let s begin with the breaking news in a case that has gripped the entire nation. a senior law enforcement source says george zimmerman, the neighborhood watch captain who shot dead an unarmed teenager trayvon martin will, in fact, be charged. florida s special prosecutor has scheduled a news conference two hours from now. of course, we ll bring that to you live. let s go to cnn s martin savidge. he s in sanford, florida, watching all of this unfold. set the scene for us, martin. what do we know right now? reporter: we know that sanford is, of course, the epicenter and right now there is a lot of tension in this town in the leadup to that special announcement that will come from the special pr