I thought he was booted off Twiiter
This is the image that is pulled. the OG:Image tag in the Obama website was set on 05/30/2020. But perhaps Q is hinting that there is major fuckery afoot with this.
Yes, it's the OG:Image tag in the header of the HTML. This tells social media what image to pull. Below is the actual URL to the image. You'll see the date when the image was posted:
https://www.obama.org/wp-content/uploads/053020_GeorgeFloyd_Protests_Chicago_IL_CD_1588-scaled.jpg