Police making an arrest in the murder of a 6-year-old girl fatally shot two years ago while leaving a birthday party in Liberty City. At the time, Chassidy Saunders' dad made a plea for anyone with more information to come forward. Miami Police says there is sufficient probable cause to charge 22-year-old Warneric Buckner with one count of second-degree felony murder and two counts of attempted first-degree murder. Bucker is currently in federal custody on unrelated charges.