On Sunday 31 May, a Reaper providing overwatch to Iraqi soldiers in Anbar province fired a Hellfire missile to destroy heavy equipment used by ISIL to maintain a supply route across a bridge over the Euphrates.

Also on Sunday, two Tornados assisted Kurdish peshmerga operations near Sinjar, using Paveway IV precision guided bombs to destroy two buildings from which a terrorist heavy machine-gun position and vehicle-mounted mortar team were operating.