Ryder Cup security: Major Stephen Udice says Charlie Kirk’s killing raises risk of a politically motivated attack; a multi‑agency operation with hundreds of extra troopers, drones, helicopters, chemical/biological/radiological units, bomb‑disposal dogs and social‑media monitoring is deployed across 1,400‑acre Bethpage Black. Trump’s visit adds logistical pressure; organisers and Secret Service coordinated and won’t delay play.