https://www.vox.com/recode/2020/11/3/21548013/pennsylvania-voter-fraud-misinformation-viral-twitter

Researchers worry it will add to widespread distrust in the voting process.

Just hours after the polls opened, misleading claims about voting in Pennsylvania, a key battleground state in the presidential election, were running rampant on social media platforms like Twitter and Facebook. The flurry of social media posts focused on alleged examples of voter suppression and polling location malfeasance, such as broken voting machines and ballots being discarded.