Because I looked over that entire page and couldn't find any evidence of your argument.
Furthermore, "extremism" is opinionated in the first place. Everyone has a different definition of extremism.
Your numbers were silly.
"...the successful annihilation of organized crime's subculture in America would rock the 'legitimate' world's foundation, which would ultimately force fundamental social changes and redistributions of wealth and power in this country. Meyer Lansky's dream was to bond the two worlds together so that one could not survive without the other." - Dan E. Moldea
