BALTIMORE (WJZ) — A 14-year-old teenaged boy was previously in grave condition, but has since died after he was found at the bottom of an inground pool Wednesday, officials said.

Harford County Fire and EMS responded at around 4:45 p.m. to the 2100 block of Cypress Drive in Bel Air.

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He was transported to a local facility and died at 5:51 p.m., officials said.

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Harford County Sheriff’s Office is conducting a preliminary investigation.

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This story is developing.