A car bomb explodes in the Iraqi city of Baghdad . In the eastern city of Kut , meanwhile , at least 20 people were killed and 50 wounded when a bomb in a parked car exploded at a busy outdoor market , according to officials at the interior ministry . Police officials say attackers in Kut left behind a black flag . The flag represents al Qaeda , which has ties to the Islamic State of Iraq .
A car bomb explodes in the Iraqi city of Baghdad . Police officials say attackers in Kut left behind a black flag . The flag represents al Qaeda , which has ties to the Islamic State of Iraq .