An aggravated assault occurred on January 10 at 8:19 p.m. in the 800 block of East 48th Street. Chicago police officers on routine patrol in the neighborhood observed a man standing on the street firing a handgun at three other men, according to police reports. The police officers left their car and began to pursue the offender on foot, at which point they received backup support from University Police. The officers reportedly cornered the offender in a backyard and disarmed him of a .40-caliber handgun. The offender was arrested and taken into custody, though police officials would not specify the exact charges brought against him. The offender was described as a 20-year-old man who resided in the 5400 block of South Greenwood Avenue, according to police reports.