Chicago shooting: Three-year-old in critical condition
20 September 2013 Last updated at 10:17 BST
Eleven people have been shot late on Thursday at a park on Chicago's southwest side, including a three-year-old boy who was reported to be in a critical condition.
An eyewitness said men fired shots from a gray sedan before turning toward Cornell Square Park in the Back of the Yards neighbourhood.
Simon McCoy reports.