Palmetto Expressway 10 hours ago Video shows clown waving possible weapon on bridge over Palmetto Expressway Miami-Dade police are searching for a person dressed as a clown, seen waving a possible weapon on a pedestrian bridge over the Palmetto Expressway on Tuesday morning. US & World Videos 2:51 Local leaders discuss pollution, other issues impacting Biscayne Bay 1:52 Tropical Storm Helene gaining strength on path toward Florida 1:50 Miami man accused of stabbing mother of his child in court 0:57 Florida homeless camping law among nearly 3 dozen set to take effect 1:36 Tropical Storm Helene forms, expected to approach Florida as a major hurricane