After a week full of injuries, the Week 3 fantasy flex rankings could be more important than ever. Fantasy owners have had to dip deeper into their bench for their usual RB, WR and TE lineup spots, which means that final start 'em, sit 'em decisioncould be someone they trust le s or Michael Thomas Jersey didn't plan on starting so early in the season, likeKJ Hamler, who makes his debut in our...