ALLENTOWN, Pa. (AP) — An eastern Pennsylvania coroner says more tests will be needed to determine what killed two men found dead in an Allentown apartment.

The Lehigh County coroner’s office identified the men as 43-year-old Chadd Wirth and 32-year-old Curtis Warmkessel.

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Officials said autopsies were done Thursday, but a ruling on the cause of death was pending further toxicological testing.

District Attorney Jim Martin said there were no obvious signs of trauma on the bodies of the men, who were roommates. Their bodies were found in the unit Wednesday night.

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Allentown police and the district attorney’s office are investigating along with the coroner’s office.

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