Former UN ambassador and a Republican presidential candidate, Nikki Haley, has expressed uncertainty about Donald Trump’s commitment to the Constitution if he were to be re-elected as president. What Happened: In an interview with NBC News’ “Meet the Press” on Friday, Haley voiced her concerns about Trump’s intentions to follow the Constitution if he were to be re-elected. “I don’t know. I mean, you always want to think someone will, but I don’t know.” She also questioned Trump’s comments about using a second term for “revenge” or “retribution,” stating, “What does that mean? Like, I don’t kno…