turf. can trump s rivals contain his rising momentum? you know what s happening to jeb s crowd, as you know right down the street? they re sleeping. good day. i m luke russert in for andrea mitchell. we begin the developing news out of atlanta where former president jimmy carter has just spoken out publicly for the first time since announcing he has cancer. president carter has been dine nosed with melanoma that was first found on his liver and has spread to multiple spots of his brain. he will undergo his first of four radiation treatments this afternoon at emory university hospital in atlanta. joining me now is nbc s halle jackson at the press conference along with nbc s medical contributor dr. natalie azar who joins me now from new york. thank you for coming on the show. halle, you had a great question of jimmy carter and he had even a better answer, really talking about how hope and faith guide him. what did you see at that press conference today? it was incredibly