FLANK FIRE U.S. Marines provide fire from the flanks of a trench during phase one of Mojave Viper training on Marine Air Ground Combat Center, Twentynine Palms, Calif., Aug. 16, 2009. The Marines are assigned to Gulf Company, 2nd Battalion, 2nd Marine Regiment. SHARE IMAGE: Download Image: Full Size (0.09 MB) Photo By: VIRIN: 293044-Z-QDF88-060.jpg Photo Gallery