The incident was reported at about 5:14 p.m. at the 500 block of Norris Street in Chester.
On Tuesday, police confirmed to Eyewitness News that one student is in custody in connection with the incident.
New developments out of Delaware County after video surfaced of a school bus attack.
Police have made three more arrests in connection with the shooting death of a Rite Aid manager in Delaware County.
A shooting in Chester left one man dead Thursday night.
Three people were injured following a shooting in Chester Monday morning.
A woman who police say had a role in the shooting death of a Rite Aid manager in Chester was arrested Sunday in Philadelphia.
The incident was reported at about 9:30 p.m. at the 1200 block of Thomas Street.
Police are investigating the stabbing death of a woman whose body was found Saturday morning alongside an apartment building in Chester.
Chester police are still looking for suspects, and a motive, in a drive-by shooting that left a teenager dead and three others wounded.
The shooting happened around 5:45 p.m. on Saturday along the 1100 block of Upland Street.
Chester Police say a 23-year-old man is dead after a shooting Saturday afternoon on the Unit Block of East 21st Street.
Chester police responded to a call at an abandoned property in the 1100 block of Madison Street for a shooting victim.
Chester Police have arrested and charged two suspects for allegedly murdering their 19-year-old former roommate whose body was found wrapped in plastic and duct tape in an open lot in Chester on Thursday.