Joseph Harmatz was one of the few remaining Jewish 'Avengers' who carried out an attempted mass poisoning of former SS officers in an American prisoner-of-war camp in 1946 that sickened more than 2,200 Germans, but caused no known deaths.

Alice Herz-Sommer is a Holocaust survivor who passed away in 2014 at the age of 110. In this video, she shares some wisdom and reveals the secret to longevity.