BREAKING NEWS: Buffalo Bills star Damar Hamlin has collapsed after a hard hit in the first quarter of the Monday night game against the Cincinnati Bengals, and is now hospitalized in critical condition.Host Laura Coates is joined by CNN Contributor Bob Costas, CNN Sports Anchor Coy Wire, CNN Chief Medical Correspondent Dr Sanjay Gupta, and former NFL player Donté Stallworth, as CNN Tonight reports the developing news on this story.To learn more about how CNN protects listener privacy, visit cnn.com/privacy