U.S. Marine Corps 2nd Lieutenant Matthew H. Brewer, 3rd Platoon Commander, Alpha Company, 1st Battalion 3rd Marines briefs the Marines on what 3rd Plt objective is during the company size assault on Range 10 during Operation Lava Viper aboard Pohakuloa Training Area, Hi., May 21, 2015. Alpha Company is the first to assault range 10 as a company. Range 10 has only previously been used for Platoon size assaults.