Media reports indicate that a Chinook helicopter was shot down on the 7th of February 2007 in al-Karma. This is the fourth claim by the Islamic State for such an attack in the span of six days.
Seven people were killed Wednesday when a Marine transport helicopter crashed into an insurgent-heavy region northwest of Baghdad. It was the fifth American military helicopter to crash or be shot down since mid-January.

Military offici al s are growing increasingly concerned that Iraqi insurgents are successfully adapting their tactics to be more effective against American aircraft.