Oprah Winfrey says Reese Witherspoon violated an 'Oprah rule' on the set of 'A Wrinkle in Time,' and luckily, Reese was able to come to The Late Show the very next day to tell her side of the story.\nOprah Winfrey originally aired March 6th, 2016; and Reese Witherspoon originally aired March 7th, 2016.\nLearn more about your ad choices. Visit megaphone.fm/adchoices