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The Cowboys are gearing up for another primetime showdown. Dallas will host the NFC East rival Philadelphia Eagles on Sunday Night Football at AT&T Stadium. The Cowboys are currently second in the division at 9-and-3. Dallas reinstated tight end Peyton Hendershot from injured reserve and placed fellow tight end Sean McKeon on IR. Offensive tackle Matt Waletzko has been designated to return from IR to practice. Tyron Smith did not participate in Wednesday's practice. Brandin Cooks, Rico Dowdle, Stephon Gilmore, Johnathan Hankins, DeMarcus Lawrence and Zack Martin were limited in the session. In other news, Mike McCarthy underwent successful surgery on Wednesday after being diagnosed with an acute case of appendicitis.