DHAKA: Suicide attackers have mounted a bomb and gun attack on a prison convoy in Iraq, killing 51 prisoners and nine police officers.

Security sources say, reports the BBC.

Roadside bombs exploded as the convoy was taking the prisoners from the town of Taji to the capital, Baghdad, justice ministry and medical sources told media.

Gunmen opened fire and a battle ensued with security forces, media reports.

There were no immediate figures for casualties among the militants.

The prisoners, who were suspected militants, had been evacuated in the convoy after mortar rounds hit military bases in Taji at dawn on Thursday, Iraqi officials told media.

BDST: 1420 HRS, JUL 24, 2014