ABC honcho’s ‘secret task force’ to investigate Brian Williams as NBC probes Iraq helicopter attack tale: sources Ben Sherwood, the president of Disney-ABC Television Group, has put together the task force to see if the ‘NBC Nightly News’ anchor has told any other tall tales, sources told The Daily News on Friday. ABC officials denied that such a task force exists. Meanwhile, Richard Esposito, who leads the Peacock Network’s investigative unit, has been assigned to look into Williams for lying about dodging danger while reporting in Iraq, sources said. The head of NBC’s investigative unit is breathing down Brian Williams’...