Roberts and the Steelers agreed on a one-year contract Wednesday, Adam Schefter of ESPN reports.
Wilson has been the No. 3 wideout with Pittsburgh's first-team offense throughout most of training camp, according to Mike DeFabo of The Athletic.
Thompson (undisclosed) reverted to injured reserve Tuesday after clearing waivers, Alan Saunders of SteelersNow.com reports.
Head coach Matt LaFleur said Tuesday that Jackson is working his way back from core muscle surgery that he underwent in the offseason, Weston Hodkiewicz of the Packers' official site reports.
Bernard will have the opportunity to work in an expanded role in Thursday's preseason opener against the Packers due to injuries to both Michael Pittman (right leg) and DK Metcalf (undisclosed), Jacob Punturi of SI.com reports.
Head coach Matt LaFleur said Tuesday that the hope is that Valentine (hamstring) is cleared to return to training camp practices next week, Weston Hodkiewicz of the Packers' official site reports.
Whyle (neck) is back practicing Tuesday, Weston Hodkiewicz of the Packers' official site reports.
Pittman (right leg) didn't practice Tuesday, Alan Saunders of SteelersNow.com reports.
Metcalf is managing an unspecified injury, Nick Farabaugh of PennLive.com reports.
Golden (toe) returned to practice Tuesday, Rob Demovsky of ESPN.com reports.
