Over a series of tweets, Trump attacked the FBI; politicized the Parkland shooting for his own vindication; suggested collusion was no big deal; blamed Obama for the collusion; and said the real collusion involved Hillary Clinton. He undermined his national-security adviser; lied about denying that Russia meddled in the election; and finished with an appeal to numbers, citing an infamously unreliable pollster....

...Rather than stick to a single, coherent message, the president is trying out several contradictory ones. It cannot be true that the collusion is no big deal and also that Obama was negligent in handling it and also that the Clinton campaign colluded in worrisome ways