(CNN) — Mayor Donna Deegan told CNN that several people were killed in a shooting Saturday afternoon in Jacksonville, Florida.

He said “multiple deaths” have been reported and the Jacksonville Sheriff’s Office will receive more details soon.

Even Deegan told WJXTA CNN affiliate reported the attacker was holed up inside the Dollar General store on Kings Road. It is not known whether those killed were shot inside the store or elsewhere.

Eric Proswimmer, a spokesman for the Jacksonville Fire and Rescue Department, told CNN that the department is “on standby” to treat victims, but could not share any information on how many people were injured.

Jacksonville is located in northeast Florida about 35 miles south of the Georgia border.

There are several churches in the area near the Dollar General store and an apartment building across the street.

Edward Waters University, a historically black private Christian school located less than a mile southeast of the store, issued a campus-wide stay-at-home order. Students, faculty and staff do not appear to be involved, the alert said Preliminary reports.

“Our campus police have secured all the facilities. “Students will remain in their homes until noon until the scene is cleared,” the alert said.

News in development.