Sen. Grassley , Tokyo , received documents from whistle-blowers . Chuck Grassley is the ranking member of Toyota . Questions bear upon `` tin whiskers '' possibly causing the acceleration . CNN 's David Fitzpatrick contributed to this report . the Senate Judiciary Committee says `` tin whiskers '' do n't `` represent a mysterious ... problem ''
Sen. Grassley , Tokyo , received documents from whistle-blowers . Chuck Grassley is the ranking member of Toyota . Questions bear upon `` tin whiskers '' possibly causing the acceleration . the Senate Judiciary Committee says `` tin whiskers '' do n't `` represent a mysterious ... problem ''