Vice President JD Vance’s path to the Oval Office may not be as clear as once thought. Vance remains the slight favorite to win the GOP nomination on Kalshi, with Florida Gov. Marco Rubio is now the favorite to win the 2028 presidential election, followed by JD Vance and Gavin Newsom. @Kalshi/ XCNN chief data analyst Harry Enten highlighted the narrowing gap between JD Vance and Marco Rubio in the GOP’s 2028 race. His detractors have rallied around a “Never Vance” campaign, branding the vice president “unfit” to handle a potential peace deal with Iran.