Home Polk County Local Emmanuel Espinoza brutally murders his own mother at her home in Frostproof LocalPolk CountyPress Release Emmanuel Espinoza brutally murders his own mother at her home in Frostproof By Newzy Neighbor - 26 April 2024 47 0 FacebookTwitterWhatsApp The Polk County Sheriff’s Office Homicide Unit is investigating the brutal murder of 46-year-old Elvia Espinoza by her 21-year-old son, Emmanuel, who was a fourth year pre-med student at the University of Florida at the time.