live up to its potential when we make sure that every american has a chance to live up to his or her potential. i'm hillary clinton, and i approved this message. >>> welcome to "world news tonight." critics calling donald trump the fire starter. protests, punches, now finger pointing. >> send them back to bernie! >> the fight coming back to trump. he says, bring it on. for some, a do or die primary day on tuesday. the sprint starts now. >>> breaking news, a pair of deadly terror attacks. the explosion ripping through a major capital city. this bus, blown to pieces. and gunmen storming a popular beach resort. >>> severe storms, weather