'DARK HORSES' U.S. Army Sgt. 1st Class Chris Souba and Pfc. Matt Turpin communicate with troops overhead while attacking a simulated enemy during a training exercise in Fort Hood, Texas, May 8, 2008. Souba and Turpin are assigned to the 1st Cavalry Division's White Platoon, Troop B, 4th Squadron, 9th Cavalry "Dark Horse" Regiment, 2nd Brigade Combat Team. SHARE: Download: Full Size (0.09 MB) Credit: VIRIN: 893024-O-EUZ26-795.jpg Photo Gallery