TO GO WITH AFP STORY BY PHILIPPE BERNES LASSERRE A French Caracal helicopter pilot looks through night vision binoculars during a night air-to-air refuelling exercise in Cazaux on February 24, 2016. The air-to-air refuelling of helicopters, a recent skill of the French armies, represents a tipping point towards new operational horizons for the French special forces involved in the Sahel-Saharan belt. / AFP / GEORGES GOBET (Photo credit should read GEORGES GOBET/AFP via Getty Images)
