https://nymag.com/intelligencer/2020/05/trump-camps-biden-messaging-is-about-to-get-even-uglier.html
The president has never been kind to his opponents of any political stripe,
and his Democratic challenger in 2020 has not received a pass. In the
past year or so, Trump has claimed Joe Biden was only good at his job
“because he understood how to kiss Barack Obama’s ass,” called him the
“weakest mentally,” and identified the former vice-president and his son
Hunter with one of his favorite barbs.