Oprah Winfrey takes swipe at Vance’s ‘childless cat lady’ comment in surprise DNC appearance

With a ringing endorsement of Kamala Harris, star's speech made an appeal to independent and undecided voters at the Democratic convention

• Democratic convention day three - live updates

Oprah Winfrey spoke at a Democratic convention for the first time on Wednesday night, giving an enthusiastic endorsement to Kamala Harris while encouraging independents and undecided voters to turn out for the Democrats.

In a forceful, vigorous speech that ranged from school integration to childless cat ladies, Winfrey sought to encourage voters to cast their ballot for the best of America".