Trump’s Quid Pro Quo Is Unconstitutional

(Bloomberg Opinion) -- White House Chief of Staff Mick Mulvaney admitted Thursday that President Donald Trump conditioned U.S. aid to Ukraine on a politically motivated investigation into the origins of the allegation that Russia hacked the Democratic National Committee. Then he attempted to reverse himself.Regardless of whether the reversal succeeds, Mulvaney’s initial admission signals what looks to become a new direction for defending the president: Admit there was a quid pro quo with U