Baghdad - A car bomb exploded on Wednesday in the predominantly Shiite Baghdad district, killing at least seven people and wounding 23, al-Arabiya news channel reported.
The bombing is the second within two days in the same district. It took place near the holy Shiite shrine of Imam Mussa al-Kadhim.
On Tuesday a bomb exploded near the shrine killing eight people and wounding 18.
Tuesday's bomb coincided with a surprise visit to Iraq by US President Barack Obama and came a day after a string of seven bomb attacks.