Rescue crews have located a body floating on the water in Biscayne Bay following reports of a missing swimmer. Miami-Dade Fire Rescue units responded to the area off the coast of Coconut Grove near Dinner Key, Wednesday afternoon. Officials conducted a search for a missing swimmer for several hours and discovered the body of a person. Rescue crews were captured attempting to retrieve the body from the water. Please check back on WSVN.com and 7News for more details on this developing story.