Updated: 12/13/2013 5:00 pm
Flowery Branch, GA (SportsNetwork.com) - Atlanta Falcons safety Thomas DeCoud will miss Sunday's contest against the Washington Redskins with a concussion.
DeCoud, who has totaled 58 tackles in 13 games this season, did not participate in practice all week. Also listed as out is running back Antone Smith, whose knee injury has also kept him sidelined all week.
Tight end Tony Gonzalez was limited in practice all three days and has been deemed questionable with a toe injury.
Also listed as questionable were safety Zeke Motta (hand), linebacker Sean Weatherspoon (shoulder), wideout Roddy White (knee) and linebacker Paul Worrilow (shoulder).