07-31-2022 CBS News Sunday Morning : Season 14 Episode 31

Erin Moriarty on the difficulties of determining whether many art masterpieces are real or fake; Alaskan frozen food that includes fish; John Dickerson interviews Goldman Sachs' Lloyd Blankfein and finance columnist Michelle Singletary on the economy; the joys of a family-owned, American-made structure; Jane Pauley interviews singer/actress Liza Minnelli; the deaths of actors Paul Sorvino and Tony Dow;