Rachel Maddow and an expert team of analysts break down the fifth Republican presidential debate, which took place just hours after former New Jersey Governor Chris Christie dropped out of the race. Rachel and the rest of MSNBC's political team discussed the best and worst moments of the night as Former U.N. Ambassador Nikki Haley and Florida Gov. Ron DeSantis battled for second place behind former President Donald Trump. While Haley and DeSantis debated, Trump held a town hall on Fox News.