( CNN ) -- At least 21 people were killed and dozens wounded in shootings and explosions across Iraqi on Friday , officials say . The deadliest attack occurred in the neighborhood of Dora , southern Baghdad , where twin improvised explosive devices were detonated near an ice-cream shop . Officials told CNN seven people -- including children -- died in the blasts and 18 others were wounded . In Al-Sayidia , southwest Baghdad , three people died and 11 were wounded when a roadside bomb exploded outside a Sunni mosque . A bomb at a busy outdoor market southeast of Baghdad killed four more people and wounded nine . Other shootings and explosions across the country killed seven people and wounded 31 . This week in Iraq was a bloody one as more than 120 people were killed in acts of violence . On Thursday , a suicide car bombing killed at least 25 people and injured 40 others at an outdoor market in al-Sadiya , about 140 kilometers ( nearly 87 miles ) northeast of Baghdad , police said . The attack came the day after shootings and bombings left at least 60 dead and dozens injured . Most of the deaths occurred in Baghdad , where eight car bombs and two roadside bombs were detonated in predominantly Shiite areas . Sectarian violence between Sunnis and Shiites , and political unrest have festered in recent months . The United Nations Assistance Mission for Iraq estimates at least 979 Iraqis -- 852 of them civilians -- were killed in October alone .
At least 21 people were killed in shootings and bombings across Iraq Friday , officials say . The deadliest attack was in Baghdad where twin blasts killed seven and wounded nine . Officials said that children were among those killed in the attack , which took place near an ice - cream shop . More than 120 people have been killed in violence across the country this week .