Player Embed Code: Download Embed Share Flintlock 2018 Ambush Training in Niger (social media) Indiana National Guard Headquarters April 15, 2018 | 1:11 Multinational special operations forces from the U.S., Europe and Africa train in ambush scenarios during Flintlock 18 in Niger, Africa on April 15, 2018. These soldiers spent four days honing their skills with partner forces to increase interoperability for regional security and stability. (U.S. Army video by Staff Sgt. Jeremiah Runser)