A little girl is dead after her mother forgot her, leaving her behind in a locked car in Florida, police are saying.

According to the Panama City News Herald, Reagan Buckley was pronounced dead Tuesday afternoon in the parking lot at an elementary school.

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The 18-month-old's mother Jamie Buckley is a teacher at Cedar Grove Elementary.  Police said she forgot her daughter was in the car when she arrived at the school for work between 7 and 7:30 a.m.

When she left for the day, police told the News Herald, she found Reagan still in her car seat.

The little girl was unresponsive when they arrived at 3:15 p.m.

Police have not said if charges will be filed.