The man police believe was responsible for the shootings, identified as 32-year-old Jason Nightengale, was shot and killed during an exchange of gunfire with police in Evanston, bringing to an end a string of murders that shocked Chicago.
In the third shooting, which took place at the convenience store, security camera captured Nightengale get into a car and shoot at more people as he drove away. Several minutes earlier, footage from inside the convenience store showed Nightengale shoot Faulkner in the head.
Nightengale then jumped the counter and took his time to steal money before walking out of the store.