Here's some scoop on Riverdale from Entertainment Weekly's Natalie Abrams' The Spoiler Room column, which was posted on 3/17/17.
Did Jughead’s dad murder Jason on Riverdale?? — Sonya
Well, FP had Jason’s letterman’s jacket, which ostensibly should’ve gone up in a blaze of glory in that abandoned car, right? “It absolutely does seem like FP was intimately involved with at least one or both of those things,” EP Roberto Aguirre-Sacasa says of the Jason’s death and the subsequent car fire. “Moving forward, Jughead and his dad’s relationship becomes one of the bedrocks of the season. There are definitely twists and turns to it, but he’s very much in the hot seat from this point moving forward, because people are going to start discovering a lot of things FP has done that he thought were never going to see the light of day.”
Link to the full article:Spoiler Room: Scoop on 'Once Upon a Time,' 'Arrow,' 'Riverdale,' and more