washington u.s. representative john delaney become first democrat formally enter 2020 presidential campaign challenge republican president donald trump 1,100 days election current administration make us less prosperous less secure healthcare debacle recent example brand destructive partisanship delaney say statement announce candidacy delaney represent maryland district include washington suburbs traditionally candidates begin formally announce intentions run president midterm elections take place middle incumbent president term next midterm election november 2018. trump formally file run re-election day take office january congressman become first democrat declare 2020 presidential run