1 2 3 1 _ _ _ 2 _ _ _ 3 _ _ _ ACROSS 1) the upper side of the thighs of a seated person 2) how long something has existed 3) the law enforcement agency of the justice department that operates a nationwide system of prisons and detention facilities to incarcerate inmates sentenced to imprisonment for federal crimes DOWN 1) a workplace for the conduct of scientific research 2) gone by; or in the past 3) liveliness and energy ** Scroll down for solution. ** Are you sure you want to peek? lap age bop