Rescuers work outside of a nightclub near the city of Ancona, Italy, on Dec. 8, 2018. At least six people were killed and more than 100 others injured on Saturday in a stampede during a concert in central Italy, local media reported. The stampede erupted early Saturday at a nightclub near the city of Ancona on Italy's Adriatic coast after irritating gas was sprayed inside it and concertgoers ran to the exit. (Xinhua)