The clean-up begins at this mosque in a mainly Shi'ite district in north-western Baghdad after a suicide bomb attack leaves 15 dead.br br They were killed when a woman blew herself up amid worshippers leaving after sunset prayers on Friday.br br Earlier, there was panic north of the city after a suicide car bomb attack left at least four people dead.br br The attack took place near tents pitched by Sunni Muslims protesting against Shi'ite Prime Minister Nuri al-Maliki.br br They accuse him of marginalising their minority sect.br br Some 12 people were wounded in the attack.br br (SOUNDBITE)(Arabic) EYEWITNESS, SAYING:br br "They are innocent people who had gathered for prayer. It is a criminal act.