WASHINGTON (Reuters) - The scandal that felled CIA Director David Petraeus widened on Tuesday to snare the top U.S. commander in Afghanistan, Marine General John Allen, who was being investigated for "flirtatious" communications with a woman at the centre of the case.
Though a law enforcement probe has not uncovered any evidence so far of legal wrongdoing or security risks, it does raise questions about the unusually close relationship between a Florida socialite, her sister and two of the most powerful men in the United States' national security apparatus.