Prosecutors say Samson Lucas Bariah Fussner made "inflammatory comments about immigrants, African Americans, and Jews" in the days leading up to July 4.

Federal prosecutors allege the suspect who took a hostage and got into a shootout with Yellowstone National Park rangers ...

The man who authorities say tried to carry out a mass shooting in Yellowstone National Park last year spewed racist views months before his attempted attack, prosecutors said in court documents.

Fussner became upset and despondent about the large number of non-white workers in Yellowstone, his problems with women and his mental health.

A Florida man who authorities say planned a mass shooting at Yellowstone National Park ... named 28-year-old Samson Lucas Bariah Fussner of Milton, Florida, as the sole perpetrator of a hostage ...