Via NRO, the key bit comes at 1:22. I think what he says is half true: Establishmentarians are "lining up behind Trump," as Cruz claims, only if you accept Cruz's self-serving premise that this is already a two-man race and he's the sole alternative to Trumpmania. Rubio doesn't accept it. In reality, the GOP leadership and most Republicans in Congress would probably prefer any Republican candidate except Cruz to Trump, starting with Jeb Bush and Rubio himself and on downward to Kasich, Christie, and the rest. The reason Rubio seems to be giving Trump some political cover here is because...