Skip to clue answerAll Newsday Crossword clues for January 16 2026
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NEWSDAY CROSSWORDNewsday
Complex challenge
Newsday Crossword crossword clue & answer.
THE MISSING PIECE
Complex challenge
The answer to “Complex challenge” is tucked just below. Open it when you’re ready.
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Across
MESSYPROBLEM
Use your crossing letters to check the answer, then keep your puzzle going.
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