Alexandra Petri: If Trump fires Mueller, Republicans will be, like, really disappointed

When President Donald Trump gleefully leapt to Twitter to revel in the firing of FBI Deputy Director Andrew McCabe, to observe that the Mueller investigation is a WITCH HUNT led by “hardened Democrats” (Robert S. Mueller III is a Republican) and to point out that the House investigation found no collusion (“Our committee was not charged with answering the collusion idea,” mumbled Rep. K. Michael Conaway, R-Texas, on “Meet The Press”), it seemed as though he wa