Eople of iowa head to the olls. P the voting starts tonight pafter months of campaigning but psome candidates around hitting proad today in a series of last pminute pitches. Phoping to persuade voters to phead to the polls. P irrespective of what happens ptonight this campaign will pcontinue tonight. Ptonight is important first time pany americans will get to answer pquestion of what comes next for pamerica after barack obama. P this is a long process. Pand we do well here. Pwere going to be just fine. Pand then ill have you come down pto south carolina. Prepublicans will cast v. Votes pin secret ballot. Pbut democrats caucus in open. Pwith voters able to make a psecond choice if their candidate pdoesnt receive enough support. P those rules make former pmaryland governor martin pomalley currently polling paround 4 percent in iowa up a otential king maker. P im here to challenge the eople of iowa to do what you do pbest, lift up a new leader so we pcan move our country forward. P [ chee
. As anger grows over the death in custody, protest rs vow to shut the city down as officials urge demonstrator to keep the peace. Im wolf blitzer. Youre in the situation room. And lets get to the breaking news. We have stunning new developments in the case of freddie gray the baltimore man whose death in Police Custody sparked outrage. He should have been in medical custody. All of the latest details coming up. A massive antiterrorism sweep is underway as police round up suspects associated with al qaeda. The operation is taking place all over italy where Officials Say the suspects discussed a range of targets including the vatican, home of the pope and the Catholic Church. Some of the alleged cell members are said to have tie to Osama Bin Laden. The cell is liked to a massacre in pakistan and suspected human trafficking. Ill speak live with our correspondents analysts and guests with full coverage. Lets get all of the very latest. Pamela brown joins us with that. AItalian Police say