Alex Paonna, direct response crew (professional firefighters) in in a Proteus truck, in the firefighter hangar on the French side - Samuel Zeller for the New York Times
Simone Vesan direct response crew (professional firefighters) checking the equipment of the Proteus truck in the hangar on the French side - Samuel Zeller for the New York Times
Thermal sensors check for overeating parts on truck accessing the tunnel, this is from the French side - Samuel Zeller for the New York Times