Watch: Borussia Dortmund Fan Dies of Heart Attack at Mainz Game, Silencing Crowd of 81,000A rare sight...Friends Read FreeTwitterFacebookLinkedInTelegramEmailSaveDormund's players line up to show their respects after the death of a fan during the German first division Bundesliga football match Borussia Dortmund versus Mainz in Dortmund. (Sascha Schuermann/AFP/Getty Images)By Dave Martin3/13/2016Updated: 3/13/2016Print