With Ron DeSantis pulling out of the race, only Nikki Haley stands between Donald Trump and the Republican nomination for president. But Haley is trailing in the polls ahead of the New Hampshire primary this week, and all the momentum is behind Trump.

In an interview, USSC Non-Resident Senior Fellow Bruce Wolpe discusses the New Hampshire primary, why Donald Trump remains so popular, and who would triumph in a Biden v. Trump contest.