A City of Miami police officer stands watch near a naked man, far right, shot dead on the MacArthur Causeway ramp onto Northeast 13th Street in Miami on Saturday May 26, 2012. Another man was taken to a hospital. Westbound traffic on the causeway was backed up. MARSHA HALPER / Miami Herald Staff

Westbound traffic on the MacArthur Causeway, approaching the Northeast 13th Street ramp, was backed up Saturday May 26, 2012 due to one man being shot to death and another wounded. The men reportedly were running across the bridge naked. MARSHA HALPER / Miami Herald Staff

The body of a naked man shot dead on the MacArthur Causeway in Miami on Saturday May 26, 2012 is partly shielded by cars. The body was blurred in the Adobe Photoshop photograph-scanning program. Another man was taken to a hospital. The men reportedly were running across the bridge naked. The man in photo is near the westbound causeway ramp onto Northeast 13th Street. MARSHA HALPER

One man was shot to death, and another man wounded, by Miami police on the MacArthur Causeway off ramp, after the men were reportedly running across the bridge naked. Daniela Guzman