That's normal in any large event. People don't understand what is going on or which way they should and shouldn't go. They can also be moved by the tide of peop

That's normal in any large event. People don't understand what is going on or which way they should and shouldn't go. They can also be moved by the tide of people, unable to go any other way, and may be safer where they are. As the article says, police blocked some escape routes. So it goes down to good design, good procedures and matching attendance levels. Something went wrong there.