The aftermath of a car bomb just north of Baghdad.<br/> <br />13 people were killed and more than 50 wounded in three bombing attacks in and around the city on Thursday.<br/> <br />Some fear the wave of attacks means a return to widespread sectarian violence in Iraq.<br/> <br />Here, four people were killed and 20 wounded in a bombing in the early hours of the morning.<br/> <br />In the deadliest of Thursday's attacks, at least eight people were killed and 30 wounded when a bomb exploded at the entrance of a Baghdad market in a mainly Shi'ite Muslim district.<br/> <br />In southern Baghdad, a roadside bomb targeting a police patrol killed one and wounded five.<br/> <br />More than 150 people have been killed in June across the country in attacks targeting mainly Shi'ite pilgrims and shrines.<br/> <br />Sarah Sheffer, Reuters
