VIDEO : Roseanne Comes Back To Twitter After Her Show Gets Cancelled

AP Images Hours after comedian Roseanne Barr apologized for a racist tweet and said she was leaving Twitter, Barr was back on Twitter, publishing and retweeting controversial remarks. Barr apologized again for her most-recent tweets. Barr's tweets stoked controversy after she said Valerie Jarrett, a black woman born in Iran, looked like a combination of the "Muslim brotherhood & planet of the apes.