Fox News, Fox Business, and other right-wing media outlets have repeatedly attacked President Joe Biden for his age, often conflating his speech impediment with mental decline. But those outlets haven’t applied that amount of scrutiny to 2024 GOP presidential nominee Donald Trump. CNN, however, has aired a supercut video contrasting Trump in 2016 to Trump during his September 10, 2024 debate with Vice President Kamala Harris — a video that The New Republic’s Hafiz Rashid describes as a “stark example of the convicted felon’s cognitive decline.” Before airing the video, CNN’s Abby Phillip expla…