Senate Minority Leader Chuck Schumer has privately expressed support for Rep. Haley Stevens in Michigan's Democratic Senate primary, according to recent reports, while maintaining official neutrality in the race. Sources indicate Schumer has communicated his preference for Stevens to Democratic donors in private conversations.

Meanwhile, in South Carolina's Republican Senate primary, former National Counterterrorism Center Director Joe Kent has endorsed Mark Lynch, who is challenging incumbent Senator Lindsey Graham. Kent's endorsement adds another voice to what has become a contested primary race for the longtime Republican senator.

The endorsements highlight the behind-the-scenes maneuvering taking place in key Senate races across the country as parties prepare for the upcoming election cycle. Schumer's private backing of Stevens, while not constituting an official endorsement, signals the Democratic leadership's preferred candidate in Michigan's competitive primary.

Graham, who has served in the Senate since 2003, faces a primary challenge as some Republican voters seek alternatives to established incumbents. Lynch's campaign has attracted support from figures like Kent, who bring national security credentials to the endorsement.

Both primary races reflect broader dynamics within their respective parties, with establishment figures navigating between official neutrality and private preferences while challengers seek to build coalitions of support from influential voices within party networks.