Here's the latest from the 2024 campaign trailFormer President Donald Trump, former U.N. Ambassador Nikki Haley and Florida Gov. Ron DeSantis are campaigning in New Hampshire with four days to go until the primary.Sen. Tim Scott is set to endorse Trump this evening over Haley, his fellow South Carolina Republican.After facing criticism over her lack of activity in the Granite State, Haley has six events on her schedule today. She needs a strong showing on Tuesday to keep her campaign hopes alive following a third-place Iowa finish.A new tracking poll shows Trump continues to lead Haley and DeSantis by double digits in New Hampshire.President Joe Biden's campaign is focusing on abortion rights ahead of the 51st anniversary of the Supreme Court's Roe v. Wade ruling.