“Morning Joe” co-host Mika Brzezinski expressed disbelief Friday that undecided voters were leaning towards supporting former President Donald Trump. Trump debated Vice President Kamala Harris Tuesday at an event moderated by ABC News hosts David Muir and Linsey Davis, after which the ABC News anchors received criticism for interrupting Trump multiple times and not making so-called “fact checks” on statements Harris made during the debate. Brzezinski asked New York Times reporter Jeremy Peters why Harris was not getting support. Read: US CENTCOM Confirms Deaths Of Four Key ISIS Leaders In Join…