At least 20 people were wounded in weekend shootings across the city as of Sunday afternoon. The ages of the victims range from 9 to 61. In the first shooting of the weekend, a 54-year-old man was in a backyard around 5:30 p.

Five people, including a suspect, were wounded after an argument led to a shootout inside a South Side liquor store on Friday night.

Two groups were fighting late Friday when a woman fired shots, then a man took the gun and fired more shots. A man in the other group returned fire.