Trump's embattled campaign chairman resigns

Donald Trump's campaign chairman, Paul Manafort, resigned Friday under fire over a Ukrainian corruption investigation and after being sidelined by a recent personnel reshuffle as the Republican nominee languishes in the polls. The departure of the smooth-talking strategist, who has advised Republican presidential candidates going back to Gerald Ford, follows weeks of damaging US media reports about a White House campaign in crisis. Trump had recruited Manafort, who formerly advised pro-Kremlin f