Mitch Landrieu, former mayor of New Orleans, speaks during a Democratic conference Thursday, Nov. 12, 2026, in Denver. (AP Photo/David Zalubowski)

Charlotte Swasey, director of analytics for the Searchlight Institute, speaks during a Democratic conference Thursday, Nov. 12, 2026, in Denver. (AP Photo/David Zalubowski)

California Gov. Gavin Newsom speaks during a session at the America Is All In Pavilion at the COP31 U.N. Climate Summit, Thursday, Nov. 12, 2026, in Antalya, Turkey. (AP Photo/Khalil Hamra)

Activist Greta Thunberg attends a news conference at the COP31 U.N. Climate Summit, Thursday, Nov. 12, 2026, in Antalya, Turkey. (AP Photo/Khalil Hamra)

People wait in line at the COP31 U.N. Climate Summit, Thursday, Nov. 12, 2026, in Antalya, Turkey. (AP Photo/Khalil Hamra)

Andy Burnham, British prime minister, speaks during a plenary session at the COP31 U.N. Climate Summit, Thursday, Nov. 12, 2026, in Antalya, Turkey. (AP Photo/Khalil Hamra)

Rep.-elect Paul LePage, R-Maine, center, and newly-elected members of the 120th Congress gather for a group photo on the steps of the House of Representatives at the Capitol in Washington, Thursday, Nov. 12, 2026. (AP Photo/J. Scott Applewhite)

FILE - Former Maine Gov. Paul LePage, a candidate for Maine's second congressional House district, greets supporters before Vice President JD Vance spoke during a visit to Compotech, a composite technology company, Aug. 24, 2026, in Brewer, Maine. (AP Photo/Gabe Souza, File)