Iconic entertainer Betty White dies

Comedic actress Betty White, who capped a career of more than 80 years by becoming America's geriatric sweetheart after Emmy-winning roles on television sitcoms "The Golden Girls" and "The Mary Tyler Moore Show," has died, less than three weeks shy of her 100th birthday. Biographer Ray Richmond who has just published Betty White: 100 Remarkable Moments in an Extraordinary Life talks about her legacy.