Prosecutors said the gunman expressed white supremacist and antisemitic views before the shooting at Yellowstone National Park.

In a new court filing, federal prosecutors allege the suspect who took a hostage and got into a shootout with Yellowstone National Park rangers in July ranted ... suspect's actions an act of terrorism ...

The gunman who opened fire in Yellowstone National Park on July 4 had plans for “Pro White Nationalist Violence” and “a history of expressing white supremacist and antisemitic views.” That’s according ...

A Florida man who authorities say planned a mass shooting ... year-old Samson Lucas Bariah Fussner of Milton, Florida, as the sole perpetrator of a hostage situation at the Wyoming park's Canyon ...