This article is part of our NFL Reactions series.
-As has too often been the case this year, the headline for Sunday's Week 5 games was due to injury, and probably the most heartbreaking of the year yet. Dak Prescott suffered an ankle compound fracture and dislocation that will end his season and likely cast some concern over his career beyond this point. Andy Dalton is the replacement.
-Derek Carr (22-of-31 for 347 yards, three touchdowns and one interception) was quite good in Las Vegas' upset of the Chiefs, making crucial downfield throws that he infamously avoided for most of his NFL career prior to Week 5. Perhaps the introduction of Henry Ruggs really helped Carr turn the corner as a quarterback, as the speedy rookie was the recipient of perhaps Carr's best throws of the day, resulting in two catches for 118 yards and a touchdown on three targets. Darren Waller would probably benefit from the emergence of a viable deep passing game in Las Vegas, as it would give him more room to work underneath. Waller got in on the fun Sunday too, catching five of seven targets for 48 yards and one touchdown.
-Patrick Mahomes wasn't consistent enough to beat the Raiders on a day where Derek Carr played well on the other side, but Mahomes' 22-of-43 for 340 yards, two touchdowns and one interception will work for his fantasy investors, especially since he added another 21 yards and a third touchdown on the ground. Clyde Edwards-Helaire (10 carries for 40 yards, three