J. Edgar Hoover didn't pursue them and allowed them free rein.
The mob had evidence that Hoover liked to wear the old panties from time to time. Literally.
Bobby Kennedy was the first high ranking cop at the federal level to go after the mob.
"...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
