[ Current Events ] Open Question : What happened at the love parade?

Theres a trending topic on Twitter and its #loveparade and some of the Tweets are.. #loveparade picture of the tunnel after the mass panic. :( http://twitpic.com/289pbs Wow just heard the terrible news of what happened at the #loveparade My thoughts go out to all those people affected... I also heard there was a mass panic.. I dont get it... THANNKKS!&& PLEASE BEE NICE! (: