Saw this yesterday in the Comments section of Trump's Sanford rally.
Not sure if it is happening but anons, keep an eye out. I don't live in the US so not able to confirm if ballot distributors at the polls are doing this or not.
PSA 🚩🚩🚩🚩–I was also told by a ballot supervisor that when you get your ballot make sure it's not marked by anything. It could be a R any kind of writing or mark. It will get rejected. If your ballot is marked by anything ask for a new ballot