3 girls who assaulted student who died removed from school

District spokeswoman Kathy Demarest said the girls have been out of Howard High School of Technology since they assaulted Amy Inita Joyner-Francis Thursday.

Joyner-Francis died after being jumped in a restroom in the school. She hit her head on the sink and lost consciousness.

Related: High school student dies after assault at school

She was flown by helicopter to a children's hospital and was pronounced dead.

"My heart is broken," Mayor Dennis Williams said at a news conference Thursday. "I'm so upset that the young lady lost her life today. Things like this shouldn't happen."

Wilmington Police Chief Bobby Cummings told DelwareOnline Monday charges will be filed against all three girls.

Related: Charges for 3 girls involved in death of teen after assault

"We did not want to rush to judgment," Cummings said, referring to the time it took to approach filing charges. "We would rather take our time to conduct this investigation the proper way. Charges will be filed, and individuals will be held accountable for their actions."

The school is continuing to offer mental health services for students.

A visitation for Joyner-Francis will be May 1.

It’s unclear exactly what happened during the fight, but Amy Joyner-Francis reportedly hit her head on a sink.

Posted by Inside Edition on Friday, April 22, 2016