Posted in Web Facebook announces 6-second pre-roll ad test, new mid-roll … November 13, 2019 Facebook announces 6-second pre-roll ad test, new mid-roll ad restrictions Facebook is also adjusting its News Feed algorithm to prioritize videos from publishers and creators that viewers “seek … https://marketingland.com/facebook-announces-6-second-pre-roll-ad-test-new-mid-roll-ad-restrictions-230293