A series of attacks across Iraq Sunday leave at least 20 injured, authorities say.<br/> <br />A car is reduced to glass and tires.<br/> <br />Two of the car bombs rocked a popular civilian market south of the capital Baghdad.<br/> <br />Another car bomb went off outside offices of the traffic police in the Samawa province.<br/> <br />Police also say people were wounded when a car bomb went off close to a gathering of pilgrims at a religious ceremony in central Basra.<br/> <br />No group has claimed responsibility for the attacks.<br/> <br />Critics of Prime Minister Nuri al-Maliki say his Shi'ite-led government's treatment of the minority Sunni group has fueled feelings of resentment -- sentiments which are being exploited by the al Qaeda militant group.