Dozens reported killed in Gaza refugee camp blast

Dozens of people are reported to have been killed by a huge explosion at Jabalia refugee camp in Gaza.

The Hamas-run heath ministry, and the director of the nearby Indonesian hospital, have said at least 50 people have been killed.

The health ministry said the blast was caused by an Israeli air strike.

There has been no comment yet from Israel on the reported blast.

The BBC is working to verify details of the incident.