A week after shocking mass shooting outside River North lounge, links to city’s worst gang feud have surfaced again.

Alds. Brendan Reilly and Scott Waguespack said they've been pushing for an ordinance for more than a decade that they believe could have prevented the shooting.

Three people were killed and 10 others wounded in a mass shooting in Philadelphia early Monday — less than two days after eight others were injured in another similar attack in the City of Brotherly Love.

The man who police believe fired the fatal shots that killed an innocent mother at Boom Island last month, a shooting that left five others hurt, is now in custody.

"This community deserves justice and peace," said Paul Rutherford, Chairman of Cook County Crime Stoppers. "Even the smallest detail can make a big difference in solving this case."

Ring camera captures tragic Philadelphia mass shooting at July 7 block party, killing 3 and injuring 10 others.

Illinois pays an estimated $18.6 billion a year toward firearm injury and death. Firearm manufacturers share none of these costs.