Brian Krassenstein, one of two brothers who rose to viral fame via facile, curt responses to President Donald Trump’s tweets, is under fire after a post suggesting the president needs to be put “to sleep.” In a Christmas Eve missive, Krassenstein aped language Trump used about Stephen Colbert in a Truth Social post — albeit without the context that made Trump’s post passable — to imply that the 47th president needed to go by means one could reasonably speculate on. “Trump is a dead man walking,” Krassenstein wrote on Christmas Eve. “America should ‘put him to sleep,’ NOW. “It is...