 But there are far broader implications of overturning the Chevron doctrine than for just a fishing company or two. For more, we turn now to Pat Parenteau, former EPA regional counsel and emeritus professor at Vermont Law and Graduate School. Welcome back to Living on Earth, Pat. Thanks, Ainsley. Good to be with you. Pat, please walk us through the history of this Chevron deference case. Sure. So this is a 40-year-old precedent.