The watchdog found contracting missteps, health lapses and oversight breakdowns at a Texas immigration facility, raising concerns as the federal government moves ahead with a far larger detention expansion.

The Government Accountability Office said Camp East Montana suffers from rushed contracts, little to no medical care, and even a gun that was misplaced inside the facility.

A new report alleges that mismanagement at a massive Immigration and Customs Enforcement facility in Texas produced unsafe conditions that contributed to detainees’ deaths and…