During the Battle of Marawi of 2017, Scout Rangers were the first elite units deployed with the 1st Infantry division to neutralize the Islamic State-inspired groups the Maute and Abu Sayyaf and their leaders Isnilon Hapilon and the Maute brothers. During the battle the Rangers incurred many casualties including a veteran Captain of the battle of Zamboanga city. A Scout Ranger is credited with killing Hapilon during the final stages of battle.