US Defense News put out a video explaining why the U.S. Army chose the SIG P320 over its closes competitor, Glock 19x, in the MHS program... "In 2017, the U.S. Army announced that Sig Sauer won its XM17 Modular Handgun System competition. Sig Sauer beat out Glock Inc., FN America, and Beretta USA, the M9 9mm service pistol makers at the time, in the competition for the Modular Handgun System, or MHS, program."