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The attack in the Washington Heights neighborhood on the South Side was caught on video.
The woman accused of firing the gun was taken into custody, police said.
At the first showing of "Ashland Avenue," every audience member got a commemorative gift — and one person got a "Golden Ticket," or two free season passes.
The investigation continued as of the Monday morning rush.
One person was taken to an area hospital with injuries, according to state police, who did not specify the person's condition.
Mayor Brandon Johnson called for the hearing specifically focused on antisemitism amid a troubling trend in Chicago.
The SWAT team was able to locate the man and arrest him without incident, police said.
Police were called to the scene to find a 21-year-old man outside unresponsive with a gunshot wound to the head. He was pronounced dead at the scene.
The teenage boy was shot three times in the body and was left in critical condition, while the woman was shot twice in the right leg and was reported in fair condition.
In each incident, the victims were walking when a white Nissan sedan pulled up and a robber exited the car armed with a rifle.
The 34-year-old man was in a quarrel with another man in the first block of South State Street when the second man attacked the first man with a sharp object, police said.
Police believe the woman crossed the tracks heading west before a southbound Metra train went through the crossing.
At 5:30 a.m., the 24-year-old woman was in a car in the 1100 block of West Congress Parkway when it struck the median.
A man was found dead of a gunshot wound near the 35th/Archer Chicago Transit Authority stop in the city's McKinley Park neighborhood.