Watch Hamsik uses both his hands to catch a cross from Cuardardo in his own penalty box, forcing the ref to award a penalty to Juve. Then, the next day, Napoli news paper read something like.
JUVE STOLE ANOTHER VICTORY WITH THE HELP OF A REFEREE
Hamsik: Bonucci held both of my hands and forcefully used them to grab the ball. I am innocent and Juve are cheaters.
Then over the next few days, internet start digging for footage of random acts that were deemed 'biased'
"Bonucci picking his nose and not getting carded. CALCIOPOLI!!!!!!"