the last seven years in narco violence? >> and this is the most important picture. >> as our crew gets ready to crawl back to our hotel, valente gets the call we thought we had been waiting for. one dead male, shot in head. a note pinned to his chest. in mexico, people fight to live every day. one man stands alone, facing another man. his intent, to beat his opponent with his fists until he can resist no more. a match, yes, but more accurately, a fight. jorge lasierva is a former bantamweight title holder.