Chicago Tribune reporter Peter Nickeas recaps Friday night's breaking news, involving two traffic accidents and one homicide. (Posted Feb. 16th, 2013).

A wrap-up of news from the Tribune's breaking news desk.

• A 31-year-old off-duty Chicago police officer died when the SUV she was driving rolled over on the Chicago Skyway late Friday, according to authorities. Read more

• Chicago police were flagged down by a man on the street as they responded to the sound of gunfire Friday night and found a woman lying on the ground, bleeding from gunshot wounds to her upper body. The woman, who died from her wounds, and three others were shot between about 5:55 p.m. and 7:20 p.m. on the South and West sides, according to Chicago police, among a total of six people shot Friday afternoon and Saturday morning. Read more

• A car ran into a group of four pedestrians on Central Avenue just south of Belmont Avenue before 1 a.m. Saturday morning, police said, killing a 38-year-old man. Read more

• A wrong-way driver on Lake Shore Drive caused a crash that left three people in serious-to-critical condition Friday night, according to authorities. Read more