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On Aug. 12, Irsay told SiriusXM radio the team believed Luck had an injury to the os trigonum, a small, accessory bone near the back of the ankle.

When the foot did not improve, O’Malley operated July 18 to remove the os trigonum bone in the ankle.

Rostrum brevissimum, trigonum, latius quam altum; mandibula superiore culmine subcurvata carinata; inferiore recta; utrisque marginatis.

Rostrum breve, trigonum, basi latissimum, dilatatum, versus apicem contractum: mandibulis emarginatis; marginibus intraflexis; mandibul� superiore, tomiis curvatis, carinatis; inferiore rect�, breviore.

Rostrum breve, rectum, depressissimum, ferm� trigonum; mandibul� superiore ad apicem abrupt� adunc�, emarginat�; inferiore rect�, breviore; marginibus superioris inferiorem superplicantibus.