The Philadelphia Eagles and Dallas Cowboys begin the NFL season tonight in a Week 1 NFC East clash at Lincoln Financial Field in South Philly.

Here are five storylines to watch.

Injured Eagles to keep an eye on vs. Cowboys

Heading into Week 1, several key Eagles players were on the injury report , but starting Pro Bowl left guard Landon Dickerson is set to play .

Dickerson didn't practice on Monday because of a back injury, but he was a full participant in Tuesday's practice and in Wednesday's walkthrough. He underwent surgery on a meniscus injury in August, but he hasn't been limited by that in practice.

Eagles backup quarterback Tanner McKee is out against the Cowboys and didn't practice this week with a right thumb injury, which means third-stringer Sam Howell

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