May 27, 2018 CBS News Sunday Morning : Season 40 Episode 36

On this week's broadcast (with guest host Lee Cowan), Ben Tracy reports on celebrities who are using their names to sell products in an exploding industry: recreational and medical marijuana. Also: David Martin interviews former Director of National Intelligence James Clapper; Tony Dokoupil visits funnymen Steve Martin and Martin Short; Faith Salie looks back on a cherished TV friend, Fred Rogers, of "Mister Rogers' Neighborhood"; and Susan Spencer looks at artistic landmarks from 1968 that changed pop culture forever.