After extensive questioning, the two men who dropped off a body at a Harlingen hospital were released late Saturday night.
The men drove up to Harlingen Medical Center and left the body of 20-year-old Michelle Zapata at the hospital TMs emergency center Saturday afternoon.
The woman was already dead upon arriving to the hospital.
Nurses called authorities when they saw the men drive away.
Police saw the men in an SUV circling the hospital parking lot.
Authorities took the men into custody. Harlingen police said that the men were released later that night.
Autopsy results are expected to be released on Monday.