Dramatic footage from the overnight hours shows what appears to be an explosion rocking part of the Port of Miami, a major seaport located in Biscayne Bay at the mouth of the Miami River in Miami, Florida. "Numerous people have reported hearing and seeing a large explosion at the Port of Miami," X user RawAlerts said in the early morning hours. RawAlerts said, "Additional footage and According to one worker, a 20-foot container with a car inside reportedly blew up. Car brand unknown. Which reportedly caused the large explosion."