Best of Enemies chronicles the 1968 debates between conservative editor William F. Buckley and liberal novelist Gore Vidal. Critic John Powers weighs in on the legacy of their verbal crossfire.
Actress Lily Tomlin (second from right) poses with wife writer Jane Wagner (second from left) and friends Elaine Barbour (left) and Vivian Schneider before the 2014 Kennedy Center Honors in Washington.
Mike Theiler/Reuters/Landov
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