I was at the love parade in Duisburg in 2010 when IIRC 20 people died and over 500 were injured after too many people tried to rush through a tight ramp and it

I was at the love parade in Duisburg in 2010 when IIRC 20 people died and over 500 were injured after too many people tried to rush through a tight ramp and it caused a mass panic. I think most of the victims literally suffocated from having their chests crushed.