PARIS, April 1, 2016 (Xinhua) -- Fire fighters work near the explosion site in Paris, France on April 1, 2016. A massive gas explosion destroyed the top floors and roof of a residential building in central Paris, near the Jardin de Luxembourg park on Friday, injuring 17 people, rescuers and police said. (Xinhua/Zheng Bin)
PARIS, April 1, 2016 (Xinhua) -- Fire fighters work near the explosion site in Paris, France on April 1, 2016. A massive gas explosion destroyed the top floors and roof of a residential building in central Paris, near the Jardin de Luxembourg park on Friday, injuring 17 people, rescuers and police said. (Xinhua/Zheng Bin)
PARIS, April 1, 2016 (Xinhua) -- Fire fighters work near the explosion site in Paris, France on April 1, 2016. A massive gas explosion destroyed the top floors and roof of a residential building in central Paris, near the Jardin de Luxembourg park on Friday, injuring 17 people, rescuers and police said. (Xinhua/Zheng Bin)
PARIS, April 1, 2016 (Xinhua) -- Fire fighters work near the explosion site in Paris, France on April 1, 2016. A massive gas explosion destroyed the top floors and roof of a residential building in central Paris, near the Jardin de Luxembourg park on Friday, injuring 17 people, rescuers and police said. (Xinhua/Zheng Bin)
PARIS, April 1, 2016 (Xinhua) -- Fire fighters are seen near the explosion site in Paris, France on April 1, 2016. A massive gas explosion destroyed the top floors and roof of a residential building in central Paris, near the Jardin de Luxembourg park on Friday, injuring 17 people, rescuers and police said. (Xinhua/Zheng Bin)