Spate of attacks in Baghdad kill 4

BAGHDAD, Iraq (CNN) - A series of attacks in Baghdad Sunday killed four people and injured several others, the Interior Ministry said.

Sniper fire killed two Iraqi soldiers in the Mansur neighborhood, a ministry official said.

In the eastern Baghdad neighborhood of Zaiyouna, a roadside bomb injured seven people, including five police officers, the official said.

And in southern Baghdad's Dora neighborhood, unknown armed men killed two members of the Sons of Iraq - a group of former Sunni insurgents who have turned against al Qaeda in Iraq.

It is the second attack in Dora in two days. On Friday, a car bomb exploded in an outdoor market in Dora, killing at least 12 civilians and wounding 22.