Authorities found a bomb inside the house . 6 people were critically wounded in the blast ; 4 others were killed . Separately , shootings and explosions across the country killed at least 14 people and wounded 29 others , police officials in Baghdad , Mosul and Ramadi told CNN . Police said the house was a training base for al Qaeda - linked group .
Authorities found a bomb inside the house . 6 people were critically wounded in the blast ; 4 others were killed . Police said the house was a training base for al Qaeda - linked group .