A Republican lawmaker who tried to dismiss former President Donald Trump’s questionable responses at the debate was repeatedly cut off and checked by a CNN anchor who said he purposefully misrepresented the facts. Rep. Mike Waltz (R-FL) grew increasingly testy as he fielded questions from Brianna Keilar that he tried to dismiss as mere hypotheticals — but which the CNN host insisted American voters had a right to know. Tensions mounted when Keilar brought up Trump’s refusal to say whether he wanted Ukraine, a U.S. ally, to win its war against Russia, the authoritarian nation that invaded its w…