were two explosions, bombs put in a crowded public place and like in boston it was caught on camera this time people were protesting for peace lirveging ar linking arms when the explosion went off. one person describing the aftermath as a sea of blood. turkey goes into three days of mourning the pope held a minute's silence and called this a massacre while presidents obama and putin have offered turkey their condolences. out on the streets there are fresh demonstrations, fresh clashes with police as turkey which borders syria descends into recrimination and anger. jonathan? >> that was nbc news' keir simmons. oncht chaos within the republican party, a party still searching for its leader in the house. paul ryan is contemplating his next move a move a growing number of republicans will include running for house speaker. the position is vacant after