The original content of Democracy Now! Headlines appears under the Creative Commons BY-NC-ND 3.0 License (United States). For more, including their other shows and media, visit www.democracynow.org. December 23, 2013 Colorado Teen Dies After School Shooting; 3 Killed in Chicago Shootings ------------------------------------------------------------------------ A Colorado teenager shot by a classmate at Arapahoe High School earlier this month has died. Claire Davis, who was 17, had been in critical condition since December 13, when she was shot by Karl Pierson, a fellow student, who then shot himself. Authorities believe Pierson randomly targeted Davis while seeking a librarian who had disciplined him. Meanwhile in Chicago, Illinois at least three people were killed and 15 wounded in a series of shootings this weekend, including one that killed an 18 year old. .