Former GOP Sen. David Perdue from Georgia, seen here during a campaign rally in December, has filed paperwork with the FEC to potentially run for Senate again.

CUMMING, GA – DECEMBER 20: Georgia Republican Senate candidate David Perdue (R-GA) speaks to the crowd during a campaign rally with former U.N. Ambassador Nikki Haley on December 20, 2020 in Cumming, Georgia. The Senate Firewall campaign event comes ahead of a crucial runoff election for Perdue and Sen. Kelly Loeffler (R-GA) on January 5th that will determine what party controls the United States Senate. (Photo by Jessica McGowan/Getty Images)