Those of us who grew up watching “The Cosby Show” as teens in the 1980s were extremely saddened to learn of Malcolm-Jamal Warner’s tragic drowning in Costa Rica while on vacation with his family.

Keshia Knight Pulliam is honoring her former The Cosby Show co-star Malcolm-Jamal Warner after his tragic death.In a touching Instagram post on Sunday, Pulliam shared a clip of Warner performing ...