“I just can’t even believe what I’m seeing,” Richards tells PEOPLEPresley Ann/Getty Portia Umansky and Kyle RichardsKyle Richards’ youngest daughter, Portia Umansky, is no longer the tiny toddler fans knew of on the Real Housewives of Beverly Hills.At 16, Portia — who Richards shares with Mauricio Umansky — is (almost) all grown up, which means she’s…
