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What is the F?
Link
go.com
The Colts and the Titans produced some confusion this week as it became clear their offenses feature an "F" position. It looks unconventional on the Colts’ depth chart, like a "B" is missing on a "FB." It sounds unconventional in Tennessee, as if it’s replacing one of the traditional receiver spots, "X," "Y," or "Z." ** For Super-H
