 The 23rd Battalion, Singapore artillery commissioned its HIMARS battery on 5 September 2011.It marks the first fully GPS-guided HIMARS unit.On February 14, 2010, the International Security Assistance Force (ISAF) for Afghanistan indicated in a press release that it was thought that two rockets fired from a HIMARS unit fell 300 metres short of their intended target and killed 12 civilians during Operation Moshtarak.