The Vikings announced Friday that they have signed LB David Herron and waived LB Mark Washington.
Herron, a third-year veteran out of Michigan State, was cut by the Jets on Aug. 12. He also has played with the Patriots, Vikings, Chiefs and Chargers, mostly as a special-teamer.
His previous stint with the Vikings was in 2007-08. He played in 14 games, with three starts, for Minnesota in ’08.