The upbeat mood in a busy Chicago neighborhood known for its restaurants and nightlife quickly turned into horror late Wednesday as shots were fired at a crowd from a fast-moving vehicle, killing four people. After the shots rang out, some people fell to the ground or screamed, witnesses said. MORE: https://www.wthr.com/article/news/nation-world/drive-by-shooting-in-chicago-leaves-4-dead/507-72ca9a05-618d-4a30-96d7-65d68ad07869