Rep. Tom Graves. Photo: Tom Williams/CQ Roll Call via Getty Images
Rep. Tom Graves (R-Ga.) announced Thursday that he won't seek re-election in 2020.
The big picture: Graves is the 20th House Republican to announce his retirement in 2020, but his seat in Georgia's 14th district is considered an extremely safe GOP seat, according to Cook Political Report.
Go deeper: The members of Congress departing in 2020