Dolphins signed G/C David Arkin.
Cowboys waived G/C David Arkin.
ESPN Dallas believes Cowboys G/C David Arkin is "destined" to be a bust.
Cowboys G/C David Arkin is struggling with snapping the ball.
Cowboys coach Jason Garrett noted that OG David Arkin has shown "marked improvement" over his rookie season.
ESPN Dallas' Calvin Watkins projects 2011 fourth-round pick David Arkin as the Cowboys' Week 1 starter at right guard.
The Cowboys' official website feels that G David Arkin is not a lock for the 2012 roster.
Owner Jerry Jones was "real impressed" by rookie LG David Arkin in Thursday's preseason opener.
Cowboys signed fourth-round T/G David Arkin to a four-year contract.
Cowboys selected Missouri State T/G David Arkin with the No. 110 overall pick in the 2011 NFL draft.