Nigerians living in the remote, northwestern state of Zamfara, lay their dead to rest.<br/> <br />On Sunday, two neighbouring villages were attacked by gunmen, who shot and hacked 10 people to death.<br/> <br />This witness says his family survived the attack by hiding out in the dark of his home.<br/> <br />Police say they suspect the gunmen may be nomadic herdsmen who often clash with farming communities.<br/> <br />Nigeria's Islamist insurgency has been pushed south and west into states like Zamfara after a recent military crackdown.<br/> <br />Analysts say the insurgency has brought a breakdown of law and order and created opportunities for armed gangs and ethnic militias to prey on villagers.