Pittsburgh Steelers first-round pick Derrick Harmon has sustained a medial collateral ligament (MCL) sprain and is expected to be sidelined, sources confirmed to ESPN.
Source: ESPN Football News
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Sources: Steelers DT Harmon out with MCL sprain
Diggs unsure he'll be ready for Cowboys' opener
Cowboys cornerback Trevon Diggs, who currently is on the PUP list, said he is unsure