happened? his poll numbers rose. so when he was on message on discipline and being contained was actually the best period for his campaign kind of mid august to mid september. >> still ahead on "morning joe," former presidential candidate and now donald trump supporter dr. ben carson joins us. plus, donald trump's tough talk continues but it is the locker room talk or lock her up that is working. >> i knew these false attacks would come. i knew this day would arrive. this is a conspiracy against you, the american people, and we cannot let this happen or continue. than your health. or the freedom to choose what doctor you want to see. so if you're on medicare, consider an aarp medicare supplement insurance plan, insured by unitedhealthcare insurance company. like any standardized medicare supplement plan,