The Los Angeles Rams will have one of their biggest tests of the season on Sunday when they take on the Philadelphia Eagles. The Eagles haven’t been able to put together a complete game yet this season and are facing injuries in the secondary. Meanwhile, the Rams have been feisty team through four weeks and will be looking to take advantage of an Eagles team that isn’t 100 percent. Wide receiver Cooper Kupp will be making his debut. Let’s get into our five keys to victory on how the Rams can pull off the upset.