13 News Staff, Payton May, Sean Mahoney, Michael Cooper TUCSON, Ariz. (13 News) - A second suspect has been arrested after a high-speed crash at Valencia and Country Club in Tucson killed a 3-year-old girl on Friday, April 10. On Monday, April 13, the Tucson Police Department said a 16-year-old boy was arrested on charges of second-degree murder, endangerment, and aggravated assault.