Question: Gang activity and associated crime is a long-standing concern in Denver, Colorado, gang-related crime has continued, as shown by the New Year's Day 2007 drive-by shooting of which Broncos cornerback, an American football player for the Denver Broncos of the National Football League?
Sentence (from "Gang activity in Denver"): The city's street gang activity received statewide attention in 1993 when a "Summer of Violence" increased public awareness of gang-related violence and led the state to enact harsh penalties for crime by juveniles.
Relevant evidence: No