After leaving Thursday's preseason opener early, the Packers believe linebacker Oren Burks has a torn pectoral muscle, according to ESPN's Rob Demovsky. A timetable for his return is unknown at this point.
The 2018 second-round pick left the game against the Texans in the first quarter after trying to make a tackle on Houston quarterback Joe Webb. Burks was see with ice around his shoulder on the sideline and did not return.
The Vanderbilt product was expected to be a starter in Green Bay's base defense to start the season. He play in 14 games last year, starting in four of them.