Palestinian security services say attack on Tulkarm refugee camp is deadliest on West Bank in 24 years

• Middle East crisis: latest updates

At least 18 people were killed in a West Bank refugee camp, the Palestinian health ministry has said, following an airstrike that the Israeli military claimed killed a local Hamas leader.

A source within the Palestinian security services told the AFP news agency that the attack was the deadliest in the West Bank since 2000.