Islamic State militants today 'massacred' more than 300 Yazidi men - just one day after allegedly killing 82 others who refused to convert to Islam.The insurgents stormed into the small village of Kocho in northern Iraq, where they spent five days trying to persuade villagers to take up their religion, local officials said.When they refused, 82 male members of the ancient sect were reportedly rounded up and shot dead yesterday, while more than 100 women and girls were kidnapped.And today, a further 312 Yazidis were allegedly murdered and their families abducted.