NEWARK, DE - NOVEMBER 29: Secret Service guard the entrance as President-elect Joe Biden visits the Delaware Imaging Network at the Omega Professional Center on November 29, 2020 in Newark, Delaware. Biden slipped while playing with his dog, Major, and twisted his ankle yesterday. According to the Office of President-elect Biden, "Out of an abundance of caution, he will be examined this afternoon by an orthopedist." (Photo by Mark Makela/Getty Images)
