The Chargers placed Colston on the active/non-football illness list Wednesday with an unspecified injury, Aaron Wilson of KPRC 2 Houston reports.

Rumph (foot) was spotted doing individual drills during Wednesday's mandatory minicamp session, Daniel Popper of The Athletic reports.

Coach Jim Harbaugh said Thursday that Edwards (undisclosed) worked to the side with trainers during mandatory minicamp and that there's a "high possibility" he will be 100 percent healthy for the start of training camp, Kris Rhim of ESPN.com reports.

Dobbins (Achilles) said he feels 100 percent healthy heading into the offseason program, Daniel Popper of The Athletic reports.