CAIRO (AP) — Dozens of international charities and humanitarian groups called Tuesday for disbanding a controversial Israeli- and U.S.-backed system to distribute aid in Gaza because of recurring chaos and violence against Palestinians seeking food at its sites.

Charity and aid groups said in a joint statement that more than 500 Palestinians had been killed and almost 4,000 injured in less than four weeks while trying to access or distribute food in Gaza.

Dozens of international charities and humanitarian groups have called for the disbanding of a controversial Israeli and US-backed system to