An Airbus 380 prepares to land after its demonstration flight during the closing day of the Paris Air Show in Le Bourget, north of Paris, Sunday, June 21, 2015. Some 300,000 aviation professionals and spectators are expected at this weekends Paris Air Show, coming from around the world to make business deals and see dramatic displays of aeronautic prowess and the latest air and space technology. (AP Photo/Michel Euler)

Professional bodybuilders (L-R) Victor Martinez of the Dominican Republic, Mamdouh Elssbiay of Egypt, and Cedric McMillan and Juan Morel of U.S, pose during the Arnold Classic Brazil 2015 in Rio de Janeiro, May 30, 2015. REUTERS/Ricardo Moraes