Hoffman seemed blindsided and defensive by the line of questioning Monday night from the host of HBO's "Last Week Tonight."
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Hoffman had said in an earlier statement that the incident "is not reflective of who I am," which Oliver seized on and called a "cop-out," adding: "It is reflective of who you were."
The back-and-forth came at a 20th-anniversary screening panel at the 92nd Street Y in New York City. Oliver said he got "no pleasure" from the conversation."