Exits with possible foot injury
Harris left Monday's practice with an apparent left foot/ankle injury, Adam H. Beasley of Pro Football Network reports.
Harris spent some time with trainers and took off his left shoe. Assuming he misses the rest of practice, Benny Snell is next up for first-team RB reps, with other options including Anthony McFarland and Jeremy McNichols.
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Mitch Trubisky
QB | PIT
Pulling ahead in QB competition
Trubisky is trending toward winning the Steelers' starting quarterback job, Ian Rapoport of NFL Network reports.

Benny Snell Jr.
RB | PIT
Works with starters on goal line
Snell worked with the Steelers' first-team offense on the goal line during Monday's practice, Mark Kaboly of The Athletic reports.

Najee Harris
RB | PIT
Could lose snaps
Harris could have his snap count reduced slightly this season, with Steelers RBs coach Eddie Faulker suggesting about seven fewer plays per game as a reasonable target, Mark Kaboly of The Athletic reports
George Pickens
WR | PIT
Listed as starter on depth chart
Steelers coach Mike Tomlin downplayed Pickens being listed with the starters on the team's initial preseason depth chart, Steelers Depot reports.

Diontae Johnson
WR | PIT
Tending to hip injury
Steelers head coach Mike Tomlin said Monday that Johnson is dealing with a hip flexor injury, Brooke Pryor of ESPN.com reports.

Chase Claypool
WR | PIT
Back on practice field
Claypool (shoulder) returned to practice in full pads Monday, Brooke Pryor of ESPN.com reports.

Pat Freiermuth
TE | PIT
Returns to practice
Freiermuth (hamstring) returned to practice Monday, Brooke Pryor of ESPN.com reports.

Mitch Trubisky
QB | PIT
Likely frontrunner for starting job
Trubisky has been treated like the favorite to serve as the Steelers' starting quarterback early in training camp, Mark Kaboly of The Athletic reports.

Diontae Johnson
WR | PIT
Gets two-year extension
Johnson has agreed to a two-year extension with the Steelers that is reportedly worth up to $39.5 million, according to Adam Schefter of ESPN.

Jeremy McNichols
RB | PIT
Placed on IR
Pittsburgh placed McNichols (shoulder) on injured reserve Wednesday, Teresa Varley of the Steelers' official site reports.