July 6 (UPI) -- Mechanical issues on a Eurostar train forced a nine hour delay and prompted passengers to evacuate after they were stuck on board for more than nine hours with no working toilets and without air conditioning on what was supposed to be a two journey. Rescue teams arrived with water and helped passengers off the train, which was stopped on the tracks outside of Calais. They were transported to London in a different train. Eurostar blamed a power failure on the train for the