Watkins caught his lone target for 22 yards during the 49ers' 23-17 win over the Commanders on Monday.
Cowing accrued zero targets during Monday's 23-17 win against Washington.
Head coach Kyle Shanahan said after Monday's 23-17 win over the Commanders that Evans' early exit was due to right Achilles tendinitis, but he doesn't believe the wideout will require further testing or imaging, Nick Wagoner of ESPN.com reports. "I hope he recovers throughout the week, but you don't think it's a long-term thing, but right now it ended up costing him two quarters and hopefully he'll be able to play [Sunday in Atlanta]," Shanahan said.
Cooks brought in one of two targets for 13 yards in the 49ers' 23-17 win over the Commanders on Monday night.
Black rushed eight times for 34 yards and brought in his only target for three yards in the 49ers' 23-17 win over the Commanders on Monday night.
Evans is expected to miss some time after aggravating his Achilles injury in Monday night's 23-17 win over the Commanders, Jennifer Lee Chan of NBC Sports Bay Area reports.
Kittle brought in five of eight targets for 69 yards and a touchdown in the 49ers' 23-17 win over the Commanders on Monday night.
Purdy completed 21 of 29 passes for 264 yards with one touchdown and no interceptions while adding five rushes for 28 yards in the 49ers' 23-17 win over the Commanders on Monday night.
McCaffrey rushed 16 times for 64 yards and two touchdowns and brought in nine of 10 targets for 53 yards in the 49ers' 23-17 win over the Commanders on Monday night. He also lost a fumble.
Evans (Achilles) has been ruled out for the remainder of Monday night's game against the Commanders, Nick Wagoner of ESPN.com reports.
