Los Angeles Rams backup QB Bryce Perkins looks to be in line to get the start vs. the Kansas City Chiefs on Sunday. Already sitting at 3-7, with their best offensive player in Cooper Kupp injured and the season all but lost, the Los Angeles Rams were already in a tough spot. Now, heading into their Sunday matchup against the Kansas City Chiefs at Arrowhead Stadium, things are about to get even tougher, as starting quarterback Matthew Stafford looks primed to miss the game with a concussion. As a result of that, as well as back John Wolford also nursing…