1 2 3 1 _ _ _ 2 _ _ _ 3 _ _ _ ACROSS 1) not divisible by two 2) a depression in an otherwise level surface 3) a rapid automatic system to detect plastic explosives in passengers' luggage using x-ray technology and computers; designed for use in airports DOWN 1) a lyric poem with complex stanza forms 2) engage in 3) a person forced to flee from home or country ** Scroll down for solution. ** Are you sure you want to peek? odd dip eds