At least nine charity workers have been killed and several others injured in an Israeli strike in Beit Lahia, northern Gaza, the enclave’s Government Media Office said Saturday, making it the deadliest incident since the ceasefire went into effect in January.

Witnesses said the people were in a car and on a mission for a charity in Beit Lahiya, and they were accompanied by journalists and photographers when the strike hit them.

At least nine people, including two journalists, were killed in an Israeli drone attack in northern Gaza on Saturday, according to Palestinian sources. Medical staff reported that members of a rescue team operating in the northern town of Beit Lahia were among the victims,