Air strikes ‘have killed 6,000 ISIS fighters, including half of the top command’

Air strikes have killed more than 6,000 ISIS fighters including half of the top command, according to U.S. officials.

U.S. intelligence estimates that ISIS – also known as Islamic State – has a total force of between 9,000 and 18,000 fighters.

Stuart Jones, U.S Ambassador to Iraq, said yesterday that more than 6,000 ISIS extremists had been killed in Syria and Iraq since air strikes began.