By Nick Selbe Cleveland is keeping a key pass-catcher in the fold. View the original article to see embedded media. The Browns have used the franchise tag on veteran tight end David Njoku, the team announced on Monday. The move ensures Njoku will be under contract for the 2022 season. Njoku has spent his entire five-year career with the Browns after being selected with the No. 29 pick in the 2017 draft out of Miami. The 25-year-old appeared in 16 games last season, logging 36 catches for 475 yards and four touchdowns. Injuries limited Njoku to 17 total games in 2019 and ’20, though his best st…