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The phrase "breaking someone's ankles" is thrown around a lot in sports after an athlete pulls off a nasty move. It's often hyperbole, but if reports are accurate, Kansas City Chiefs running back Jamaal Charles really does have some ankle-injuring moves.

During Chiefs training camp on Wednesday, cornerback Sanders Commings had to be helped off the field after suffering an ankle injury.

The cause? A nasty juke by Charles.

ESPN Chiefs reporter Adam Teicher described the scene:

On Thursday, Teicher tweeted some tough news:

Herbie Teope of The Associated Press later reported that Commings suffered a severe high ankle sprain and a broken fibula.

Note: No video of the play has surfaced.

[ESPN, KMBC-TV]