U.S. Army Reserve Soldier Sgt. Javion Siders, assigned to the 982nd Combat Camera Company (Airborne) conducts M4 Carbine marksmanship qualifications on Fort Jackson, S.C., April 9, 2022. The Army has awarded a 10-year, $20.4 million contract to Sig Sauer to replace the service’s M4 rifle with a new weapons system. (Spc. Eric Kestner/U.S. Army)The Army has awarded a 10-year, $20.4 million contract to Sig Sauer to replace the service’s M4 rifle with a new weapons system that officials said reduces aiming errors and brings the Army a new caliber of ammunition for the first time in 65 years.After a 27-month...