The latest Quinnipiac poll of New Hampshire shows Joe Biden with a narrow lead in a close four-way race: Biden 20 Warren 16 Buttigieg 15 Sanders 14 The RealClearPolitics average of New Hampshire polls similarly shows a tight race: Biden and Warren are tied at 19.7 percent, Sanders is at 19.0 percent, and Buttigieg is at 11.3 percent. As for the bottom-tier, Quinnipiac finds Kamala Harris posting her worst polling result of 2019 in New Hampshire a couple weeks after the California senator fired her campaign staff and closed campaign offices in the state in order to redirect her diminishing...