On 22 August 2014, Shia militants allegedly killed at least 73 people in an attack on the Sunni Mus`ab ibn `Umair mosque in the Imam Wais village of Iraq, the attack occurred during the Friday prayers, where many of the Sunnis were attending their prayers.[61] and at the time of the attack, there were about 150 worshippers at the mosque. The militants were later found to be not guilty.