The militants slaughtered the 16 border guards , including their commanding officer , in a surprise early morning attack on Monday , al-Issawi said . Suspected Iraqi militants killed Four Iraqi border guards , official says . Official : 16 others in critical condition . Base is Four with Anbar that is still controlled by Iraqi forces .
Suspected Iraqi militants killed Four Iraqi border guards , official says . Official : 16 others in critical condition . Base is Four with Anbar that is still controlled by Iraqi forces .