US Elections 2024: Former President Donald Trump secured a victory in New Hampshires Republican primary on Tuesday, while incumbent Joe Biden won the Democratic contest despite not actively campaigning in the crucial state.Donald Trump wins New Hampshire, heres what next... Donald Trumps back-to-back wins in Iowa and now New Hampshire bolsters the likelihood of a rematch with Biden for the 2024 presidential election. Trump garnered 52.3% of the GOP vote versus 46.6% for challenger Nikki Haley after initial counts per Edison Research.Biden was projected to win the Democratic primary as a write-in candidate without having campaigned in New Hampshire. This defied party rules holding the states contest after South Carolina.What did Donald Trumps win underscoreTrump became the first Republican since 1976 to sweep the influential early-voting states of Iowa and New Hampshire. The NH primary marked the first direct face-off between Trump and Haley after potential rival Ron DeSantis exited the race.Donald Trump vs Nikki HaleyDespite losing, Haley hopes to put up a strong fight in her home state of South Carolina on February 24th. The ex-UN ambassador was expected to have a chance to defeat Trump and claim a state victory.Donald Trump has won New Hampshires GOP primary, delivering a setback to rival Nikki Haley, who is running out of time to establish herself as a viable alternative to him, reports The Associated Press.— ANI (@ANI) January 24, 2024However, exit polls hinted at hurdles for Trumps campaign. Nearly half of Republican voters said Trump may be unfit to serve if convicted in his criminal cases over election interference and hush money payments.Meanwhile, over two-thirds of GOP voters rated the US economy as poor or not good – a potential weakness for the incumbent Biden.Will there be Donald Trump vs Joe Biden in the 2024 pollsThe New Hampshire results reinforce Trump and Biden as frontrunners for their respective party nominations. But they also exposed voter concerns that could sway the outcome in 2024.With wins under their belt, the designated nominees will likely ramp up attacks on each others record as the race progresses. But first, they must navigate their party primaries and convince voters they deserve a second White House term.