Crossword clues for U.S. problem 4 lettersAnswerClueDEBTU.S. problemDEBTNational U.S. problemDEBTLarge U.S. problemMALAISEU.S. problem, according to J.E.C.RECESSIONU.S. economic problem that began in 2007POLIOHealth problem now largely eradicated in the U.S.