Two soldiers were injured after an Army AH-64 Apache helicopter crashed during a training exercise at Fort Carson in Colorado on Wednesday night, officials said, marking the fourth incident with the aircraft in two months. Base command temporarily grounded all of its aviation assets “until further notice” while investigators from the Army Combat Readiness Center based at Fort Novosel, Alabama, are looking into the incident, Fort Carson officials said in a statement to the Daily Caller News Foundation. The two pilots were treated for minor injuries at a local hospital and released Wednesday nig…