Chinese youth celebrating the New Year have caused a crush in the waterfront area of Shanghai,leaving 35 trampled to death. It echoes many other crushes over the years where large numbers have gathered in confined spaces,including the fire at a discotheque in Perm,Russia in 2008,where 150 people died,and 244 killed at a Hajj stampede of pilgrims near Mecca,Saudi Arabia in 2004.http://www.bbc.co.uk/news/world-asia-china-30646918