find out how americaexpress cars can help prepare you for growth at open.com. >> could it be a cruel summer for trump? >> there's something really good going on. we're going to make america great again. believe me. >> crooked hilary. >> or will clinton melt as the campaign heats up? >> we are not going to let donald trump bankrupt america the way he bankrupted his casinos. >> we'll have the road ahead for the candidates conventions and beyond. and the real obama legacy. we'll separate fact from fiction as the president enters his final moments in offer. and the judge that sentenced a man to life in prison and then thought to set him free. >> it was a cruel and unusual sentence. >> from rockerfeller center in new york this is a special july 4th edition of politics nation with al sharpton. >> good morning. i'm al sharpton. today a special july 4th weekend edition of politics nation. we'll be previewing the summer ahead and tackling the biggest questions of 2016 looking at the politics, the polling, and the policies. we start with donald trump. two weeks before the republican convention