U.S. Army Staff Sgt. Ryan Kelly, 2nd Battalion (Modular Training), 175th Regiment (Regional Training Institute), front, and U.S. Air Force Tech. Sgt. Jeffrey Puncochar,133rd Medical Group, practice basic room clearing techniques at the Arden Hills Army Training Site in Arden Hills, Minn., Nov. 16, 2018. Kelly and Puncochar are attending a two day course on tactical combat casualty care where they are receiving evidence-based, life-saving techniques and strategies while providing the best trauma care on the battlefield. (U.S. Air National Guard photo by Tech. Sgt. Amy M. Lovgren)