A judge sentenced a white Florida man convicted of a hit-and-run that killed three young Black children and injured three others. Sean Greer will spend the next 73 years in prison for a Dec. 27, 2021, crash that instantly killed Andrea Fleming, 6, and Kylie Jones, 5. A third child, 9-year-old Laziyah Stukes, succumbed to her injuries on July 11, 2022. Stukes had sustained severe brain damage and spent more than six months in the ICU on a ventila…