Jack Leon Ruby (born Jacob Leon Rubenstein; April 25, 1911 – January 3, 1967) was an American nightclub owner and alleged associate of the Chicago Outfit who murdered Lee Harvey Oswald on November 24, ...

Conspiracy theories pullulate and many seem believable, and that’s the trouble: With so many that are credible to consider, it’s just incredible. Was Jack Ruby part of a scheme to get Lee Harvey ...