The attacker, who shot and wounded two students, reposted a photo of a revolver and a box of ammunition two hours beforehand, research by the group's Center on Extremism shows.

Voters are choosing between Democrat XP Lee and Republican Ruth Bittner to fill House District seat 34B, which was previously held by slain former Speaker of the House Melissa Hortman.

NPR combed through court records and other data related to Trump's takeover of D.C. police to get a better understanding of who has been swept up in the federal surge and what charges they are facing.