REFILE-Suicide bomber kills 37 at mosque in Afghanistan

MAZAR-E-SHARIF, Afghanistan Oct 26 (Reuters) - A suicide bomber killed at least 37 people in a mosque in Afghanistan's relatively peaceful north on Friday as worshippers gathered for holiday prayers, police officials said.

The attack, on the first day of the Muslim Eid al-Adha holiday, happened in Maimana, capital of Faryab province, said Lal Mohammad Ahmadzai, a spokesman for police in the Afghan north.