Mosque attack kills 64 in Iraq, Sunnis halt talks

Gunmen attacked a Sunni mosque during Friday prayers and killed at least 64 people, prompting Sunni lawmakers to withdraw from talks on forming a new, more inclusive government capable of confronting the Islamic extremists who have overrun large swaths of Iraq.

It was not immediately clear if the attack was carried out by Shiite militiamen or insurgents of the Islamic State group, who have been advancing into mixed Sunni-Shiite areas in volatile Diyala province and have been known to kill fellow Sunni Muslims who refuse to submit to their harsh interpretation of Islamic law.

However, Sunni lawmakers quickly blamed the carnage on powerful Shiite militias out to avenge an earlier bombing, and two major Sunni parliamentary blocs pulled out of talks on forming a new Cabinet. The move creates a major hurdle for prime minister-designate Haider al-Abadi as he struggles to reach out to disaffected Sunnis to form a government that can confront the Islamic State extremists.
                   
Both al-Abadi and outgoing Prime Minister Nouri al-Maliki condemned the attack and called for an investigation.

The onslaught on the Musab bin Omair Mosque in the village of Imam Wais began with a suicide bombing near its entrance, followed by a raid by gunmen who stormed the building, opening fire on worshippers, security officials said.
                   
Iraqi security forces and Shiite militiamen raced to the scene to reinforce security but stumbled on bombs planted by the militants, which allowed the gunmen to flee, according to officials in Imam Wais, 75 miles (120 kilometers) northeast of Baghdad.
                   
At least 64 people were killed, including four Shiite militiamen, and more than 60...