we're going to turn to scott horton. an: scott, i want to ask you about scalia's last decision, which was on a clean power case last tuesday, a decisive vote on that as well. could you talk about that? >> i think it is clear right now that injunction issued by the supreme court would not have been -- would not be issued today. his vote was essential to get it over the hot. that was a radical move. there's really no precedent for the supreme court issuing an injunction staying pending argument in the supreme court regulations of general applicability. amy: to be clear, this was a struct and regulations of coal powered plants, which was really the centerpiece of what come on u.s. position at the yuan, summit in paris. >> precisely. i think this decision got a more attention overseas than it got in the united states because we saw number of european nations focused on the fact that it looked like the supreme court was going to block united states implementation of the paris accord because these regulations were right at the