NASHVILLE, Tenn. (WKRN) – A 3-year-old is reported to be in “very critical condition” after he was found unresponsive at an indoor pool of a Nashville hotel on Friday evening.

According to the Metro Nashville Police Department, the 3-year-old boy from Illinois, went swimming with his 5-year-old brother at the Ramada by Wyndham Hotel on Music Valley Drive.

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Officials say the boys were accompanied by their mom’s adult female friend while the mother took a nap. 

The preliminary investigation shows the woman left the pool area for an unknown amount of time and the 3-year-old was found unresponsive when she returned.

Authorities say the 3-year-old boy was taken to Vanderbilt Children’s Hospital and remains in critical condition.

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Youth Services detectives are leading the continuing investigation, according to Metro police.

No other information was immediately released.

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This is a developing story. WKRN News 2 will continue to update this article as new information becomes available.