Alleging a plot to tamper with phones in Democratic Sen. Mary Landrieu's office in the Hale Boggs Federal Building in downtown New Orleans, the FBI arrested four people Monday, including James O'Keefe, 25, a conservative filmmaker whose undercover videos at ACORN field offices severely damaged the advocacy group's credibility.
ACORN gotcha man among four arrested for attempting to tamper with Mary Landrieu's office phones
