“U.S. special forces captured the head of the Islamic State group’s unit trying to develop chemical weapons in a raid last month in northern Iraq, two senior Iraqi intelligence officials told the Associated Press, the first known major success of Washington’s more aggressive policy of pursuing the jihadis on the ground.
The Obama administration launched the new strategy in December, deploying a commando force to Iraq that it said would be dedicated to capturing and killing IS leaders in clandestine operations, as well as generating intelligence leading to more raids.”
Source: Iraqi officials: US captured top IS chemical arms engineer