Police Arrest Witness Accused Of Lying To Sniper Investigators Falls Church Man Faces 6-Month Jail TermFairfax County Police have arrested and charged Matthew Dowdy, 37, of Falls Church, Va., for allegedly making false statements to police.Dowdy was arrested Friday afternoon, one day after police said his account of Monday night's sniper shooting outside the Home Depot store had been discredited.He is charged with "knowingly and willfully make(ing) a materially false statement or representation to a law enforcement officer who is in the course of conducting an investigation of a crime by another". He faces up to six months in jail.Dowdy's...