A three-year-old boy was shot and killed at a birthday party in Florida Saturday evening, authorities said.

Officers responded to a ShotSpotter alert at a residence in Miami-Dade County and found the boy, Elijah LaFrance, suffering from an apparent gunshot wound, according to a statement by the Miami-Dade Police Department. LaFrance was rushed to an area hospital, where he died from his injuries. 

"We will do everything we can to bring this murderer to justice & we must stand together to demand an end to this cycle of tragedy," tweeted Miami-Dade Mayor Daniella Levine Cava.

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An adult woman was also shot, police said. She is in stable condition after being taken to Aventura Hospital.

A preliminary investigation revealed that the boy and the woman were attending a child’s birthday at the residence when they were shot, police said. The unidentified suspect fled the scene and remains at large.

Elijah LaFrance was shot and killed at a birthday party in Florida Saturday night (Miami-Dade Police)

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The property was an Airbnb rental, which was booked to host the party, according to WFOR-TV. The station reported that the shooting occurred following an altercation outside the residence.

A neighbor told WFOR-TV they heard more than 30 shots fired. 

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Police are offering a reward of up to $5,000 for tips that lead to an arrest.