Mary Steenburgen says she's made peace with her biggest career 'mistake'

Mary Steenburgen says she isn't "haunted" by the roles she missed out on. Warner Bros. TV/Getty Images Mary Steenburgen says she once passed on a role she should have taken. She says she doesn't regret it because it led to the life she has today. "All the ways that my life would be different are impossible to imagine," she said. Mary Steenburgen, 73, says she isn't haunted by the roles she missed out on because they led her to the life she has now. Speaking on Saturday's episode of The Daily…