(CBS/AP) A suicide bomber struck Monday in a crowd gathered at the site of an explosion that moments earlier had damaged a bus filled with schoolgirls, with both blasts killing at least 31 people and wounding 71 others, authorities said.

Also Monday, a female suicide bomber attacked a security checkpoint in downtown Baqouba, killing five people including a local leader of Sunni group opposed to al Qaeda, police said. Fifteen other people were wounded in that explosion, 35 miles northeast of Baghdad.

More...

See also:

Girl of 13 becomes youngest suicide bomber in day of carnage

Battle For Iraq's 3rd City Hangs In The Balance