The incident drew condemnation from both sides of the aisle amid rising concern over political violence and intimidation.
New Hampshire's two seats in the U.S. Senate are occupied currently by Sen. Jeanne Shaheen and Sen. Maggie Hassan, both Democrats. Shaheen was reelected in 2020, and Hassan was reelected in 2022.
Polling averages still show the Democratic incumbents with slight leads, but Republicans have gained momentum.
Trump just endorsed Don Bolduc, praising him as a "strong and proud 'Election Denier.'"
Her visit came just 10 days before the Nov. 8 election in which several prominent Democrats are defending their seats.
Neither candidate appeared especially interested in talking about future priorities.
The First Lady will support Maggie Hassan, Chris Pappas, Annie Kuster and Tom Sherman, plus other Democrats.
History suggests the FEC may be unlikely to find fault with WMUR's debate criteria, but the situation poses interesting questions about NH elections and press freedom.