Papa John's is surging after founder John Schnatter resigns from board and apologizes for using a racial slur (PZZA)

Papa John's founder and executive chairman John Schnatter resigned Wednesday following a public apology for using a racial slur on a conference call in May. 
The pizza stock surged more than 10% Thursday, erasing some of its heavy losses from Wednesday.
Follow Papa John's stock price in real-time here. 
Shares of Papa John's surged more than 10% Thursday morning following the resignation of founder and executive chairman John Schnatter, who on Wednesday apologized for using a raci