Highway Patrol official under investigation for Bison photo 

CASPER (AP) — A high-ranking official with the Wyoming Highway Patrol is under investigation for posing for a photo near a bison at Yellowstone National Park.

Yellowstone National Park officials are investigating Highway Patrol Major Keith Groeneweg after he posted a photo on Facebook that looks like he is violating park rules that people must stay at least 25 yards from wildlife, The Casper Star-...