The Cowboys announced they have signed running back Lache Seastrunk and linebacker Justin Jackson on Monday, per the Dallas Morning News.
Seastrunk excelled in high school in the Dallas area and starred at Baylor but has yet to find a niche in the NFL. He's been signed and released by the Redskins, Panthers and Titans.
Jackson has also been signed and waived by three teams, the Raiders, Panthers and Redskins.