...his supporters say the billionaire's crusade against marijuana should be seen as an individual decision rather than a business one. Adelson has had two sons who have struggled with drug addiction, one of whom died of an overdose in 2005. His wife, Miriam Adelson, is a doctor specializing in drug addiction.

“This is a case of someone who's been touched very deeply by drug abuse,” Kevin Sabet, of Smart Approaches to Marijuana, said in an email.