Iraqi police say the country's minister of higher education escaped injury when a roadside bomb exploded near his convoy in central Baghdad, according to AP. Police say no one in the convoy of Minister Abed Theyab was injured in the Thursday morning attack but three civilian bystanders were wounded. Elsewhere, police say one government security guard was killed and four bystanders were injured when another bomb exploded on Nidal Street. The street is also in central Baghdad, near Tahrir Square. That attack appeared to target a Housing Ministry convoy.