NBCMiami.com

Police officers investigate the scene of a school bus shooting on Tuesday in Homestead, Fla.

Updated at 9:46 p.m. ET: A 15-year-old boy faces manslaughter charges for allegedly shooting a 13-year-old girl on a school bus near Miami on Tuesday morning, NBC Miami reported.

The boy, who also faces a charge for carrying a concealed weapon, allegedly shot Lourdes Guzman in front of her 7-year-old sister and six other children who were riding the private school bus.

Read more at NBC Miami

Lourdes, a student at Miami's Palm Glades Preparatory Academy, was airlifted to Miami Children's Hospital, where she died, police said. The bus was headed to three different schools when the incident happened, Javier Baez, spokesman for the Miami-Dade Police Department, said.

Police found the boy on the bus and a weapon nearby.

"They were able to immediately determine that the shooting occurred inside the bus, and that the alleged shooter was also inside the bus," Miami-Dade Detective Alvaro Zabaleta said at a press conference Tuesday. "He was immediately taken into custody. He was detained, placed in a police car. We were able to recover the firearm."

Police have not said which school the suspect attends.

The incident occurred in the area of Southwest 296th Street and Southwest 137th Avenue in Homestead, a city in Miami-Dade County, NBCMiami.com reported. 

"No other children were injured," Zabaleta said. "They have been transported to the homicide bureau for questioning."

Police have not yet determined a motive for the shooting. There was no surveillance camera on the bus, they said.

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