Democratic presidential candidate and former Secretary of State Hillary Rodham Clinton calls on Congress to end the trade embargo the U.S. has imposed against Cuba since 1962 during a campaign stop at Florida International University in Miami on July 31, 2015. (Associated Press)
FILE- This file photo provided by the Cape Cod Chamber of Commerce shows Coast Guard Beach in Cape Cod, Mass. Coast Guard Beach is number eight on the 2014 list of Top 10 Beaches produced annually by coastal expert Stephen P. Leatherman, also known as "Dr. Beach," director of Florida International University's Laboratory for Coastal Research. (AP Photo/Cape Cod Chamber of Commerce, Margo Tabb, File)
FILE - This Aug. 20, 2012 file photo shows the Cape Florida lighthouse at sunset at Bill Baggs Cape Florida State Park, in Key Biscayne, Fla. Cape Florida State Park is number seven on the 2014 list of Top 10 Beaches produced annually by coastal expert Stephen P. Leatherman, also known as "Dr. Beach," director of Florida International University's Laboratory for Coastal Research. (AP Photo/Lynne Sladky, file)
** FILE ** This undated file photo provided by Chris E. Griffith shows Barefoot Beach in Bonita Springs, Fla. Barefoot Beach is second on the 2014 list of Top 10 Beaches produced annually by coastal expert Stephen P. Leatherman, also known as "Dr. Beach," director of Florida International University's Laboratory for Coastal Research. (AP Photo/Chris E. Griffith)
Rob Deieso (left) and Adrian D'Alessandro, both of Adelaide, Australia, and Jesse Bull, an economics professor at Florida International University, stop to look at a graffiti-covered wall during a two-hour graffiti tour of the Wynwood neighborhood of Miami. Once derided as vandalism, graffiti in the form of artistic murals has become an accepted art form. Now visitors can take a two-hour tour by Vespa of the area's best graffiti. (Associated Press)