and last updated 2021-04-12 12:49:37-04 WHITE CITY, Fla. â A teen who was reported missing Wednesday was found dead at a park in White City on Friday, according to the St. Lucie County Sheriff's Office. Authorities made the announcement Monday morning. Police said Jaiden Alexander Williamson, 16, of Port St. Lucie was last seen the night of April 6 after leaving his home. Deputies responded to White City Park at about 12:40 p.m. on Friday for reports of a body floating in the St. Lucie River. The sheriff's office said they worked with family members to identify Jaiden. Chief Deputy Brian Hester said there were no indications of foul play, and the incident is not being considered a homicide.