Story highlights Nykea Aldridge, cousin of NBA star Dwyane Wade, was fatally shot on Friday

Chicago police say they have charged 2 brothers with murder in her death

(CNN) Chicago police have arrested two brothers in connection with the death of NBA star Dwyane Wade's cousin Nykea Aldridge.

Darwin Sorrells Jr., 26, and Derren Sorrells, 22, have each been charged with first-degree murder and first-degree attempted murder, police said Sunday. Darwin Sorrells has also been charged with a count of criminal trespass, a misdemeanor.

Darwin Sorrells Jr.

Derren Sorrells

Both men are gang members who were on parole for gun convictions, Chicago Police Superintendent Eddie T. Johnson said Sunday at a news conference. They are both being held without bond, a source with knowledge of the case told CNN Sunday.

Aldridge was killed Friday afternoon when she was caught in the crossfire of a shooting while pushing her infant child in a stroller near Dulles School of Excellence on the city's south side, police said. The child, about 3 weeks old, was not injured, family members said.

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