File photo : France's Camille Muffat won the silver medal in the final of 200 Meters freestyle women swimming race at the 2012 London Olympics Games in London, UK on July 31st, 2012. Eight French nationals and their two Argentine pilots all died when two helicopters collided in La Rioja province in north-west Argentina. Yachtswoman Florence Arthaud, Olympic swimmer Camille Muffat and Olympic boxer Alexis Vastine all died. The helicopters were involved in the filming of TV survival show Dropped. Photo by Gouhier-Guibbaud-JMP/ABACAPRESS.COM