"Two sources at the top of the Trump transition team confirm to MSNBC that they spoke to the president-elect today and that Donald Trump was 'furious' at Kellyanne Conway's comments on Sunday suggesting Trump betrayed his supporters by even considering Mitt Romney for a position in his cabinet," host Mika Brzezinski said Monday morning, quoting one source as saying that Conway "went rogue at Donald Trump's expense at the worst possible time" and another saying she's "pushing her own agenda" at Trump's expense.