1 2 3 1 _ _ _ 2 _ _ _ 3 _ _ _ ACROSS 1) a communicable infection transmitted by sexual intercourse or genital contact 2) a small drink 3) a highly unstable radioactive element (the heaviest of the halogen series); a decay product of uranium and thorium DOWN 1) an independent government agency responsible for the social security system 2) either of two soft fleshy milk-secreting glandular organs on the chest of a woman 3) a person forced to flee from home or country ** Scroll down for solution. ** Are you sure you want to peek? std sip ats