PARIS, France (CNN) -- An estimated 3,000 people have died in France of heat-related causes in the past two weeks, the health ministry says. Paris morgues are full, according to the city's funeral services chief, and air conditioned tents have been set up to hold bodies. Saint-Antoine Hospital in Paris is filled with patients, many of them in beds pushed into hallways. The building has no air conditioning. Many health workers are being called back from vacation, and the government has begun to call some morgue workers back from retirement to help. As many as 2,000 of the deaths occurred...