1 2 3 1 _ _ _ 2 _ _ _ 3 _ _ _ ACROSS 1) a recurring sleep state during which dreaming occurs; a state of rapidly shifting eye movements during sleep 2) the bureau of the treasury department responsible for tax collections 3) a flexible container with a single opening DOWN 1) support resembling the ___ of an animal 2) a period marked by distinctive character or reckoned from a fixed point or event 3) white crystalline compound used as a food additive to enhance flavor; often used in chinese cooking ** Scroll down for solution. ** Are you sure you want to peek? rem irs bag