Injury update: R.J. Mattes is questionable with an ankle injury.— New England Patriots (@Patriots) August 17, 2013
ESPNBoston.com's Mike Reiss tweeted "Patriots injury update: OT R.J. Mattes (ankle), return questionable". In related news, Jeff Howe of Boston Hearald tweeted "R.J. Mattes is questionable to return after an ankle injury".
The Offical Twitter Account of the New England Patriots tweeted "Injury update: R.J. Mattes is questionable with an ankle injury". Additionally, Pro Football Focus's Steve Palazzolo tweeted "R.J. Mattes led the Patriots offense with 56 snaps and graded at +1.8 last week".