An internal U.S. government analysis found no evidence of systematic theft by the Palestinian militant group Hamas of U.S.-funded humanitarian supplies, challenging the main rationale that Israel and the U.

An analysis compiled by USAID officials says they failed to find evidence that Hamas engaged in widespread diversion of assistance in Gaza, ABC News has learned.

An internal US government review found no evidence of widespread theft by Hamas of US-funded humanitarian aid in Gaza, contradicting the State Department’s claims that were used to justify backing a controversial private organization that took over aid distribution in the enclave.