Sidney Poitier documentary overseen by Oprah Winfrey has been 'in production for more than a year'

Oprah Winfrey Honors Friend and Mentor Sidney Poitier: 'The Greatest of the Great Trees Has Fallen'

Gayle King celebrates her 67th birthday at an intimate dinner party thrown by Oprah Winfrey

Oprah Winfrey pointedly declines to endorse Dr. Oz's political campaign