Human rights groups in Guinea say they believe more than 135 football fans were killed in a crush at a stadium on Sunday, most of them children. The figure, which is unverified, far exceeds the official number of deaths at 56.

A controversial refereeing decision sparked violence at a soccer match in southeast Guinea, killing at least 56 people, the government said.

A crowd crush at a football match in Guinea has caused multiple casualties, the country’s prime minister has confirmed, with one social media video showing fans scrambling to get out of a packed stadium.