Alan Williams resigns as Bears' defensive coordinator - ESPN
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Bears defensive coordinator Alan Williams resigns abruptly
Chicago Bears News: Alan Williams has resigned as defensive coordinator
Bears defensive coordinator Alan Williams resigns 'to take care of health and family' - Chicago Sun-Times
Bears defensive coordinator Alan Williams has resigned
Alan Williams resigns as defensive coordinator of Bears
Chicago Bears defensive coordinator Alan Williams resigns abruptly
Bears recap: The Alan Williams resignation, explained
Why Did Alan Williams Resign? Chicago Bear Defensive Coordinator Steps Down for Health and Family Reasons