By CBS13 Staff

TRACY (CBS13) — Authorities are investigating after a man was found dead inside a Tracy fast food restaurant early Friday morning.

Tracy police say, around 3 p.m., officers responded to the restaurant along the 2800 block of S. Tracy Boulevard to investigate a reported business alarm. Officers soon discovered some signs that someone had broken in.

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An unresponsive man was then found inside. CPR and other lifesaving efforts were started, but the man was pronounced dead.

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Police note that officers had no contact with the man before he was found dead inside.

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The man’s cause of death has yet to be determined, police say. His identity has also not yet been released.