prevented players including christian mccaffrey, fred warner and the team's first round draft pick ricky purcellell, from practicing cornerback ambry thomas, is also out indefinitely after breaking his right hand in saturday's preseason opener. today, head coach kyle shanahan, speaking on the injuries and the tough decision to cancel the joint practices. >> it was tough because we like to do it in the long run. i was i waited so long to make the decision because of how much we enjoyed doing it. but when we realized we were just doing it because we were enjoying to do it and trying to change the monotony, that really didn't make it worth it. it really wasn't the best thing for a team, which is where we're at injury wise and stuff, and i love doing that stuff. we'd love to go out there, but the risk was too much outweighed the reward. >> the team's dwindling number of bodies, made worse by the ongoing negotiations with wide receiver brandon aiyuk and left tackle trent williams, both players seeking new deals. espn's adam schefter reporting today that after many quote, twists and turns, aiyuk would