All signs point to Broun running: He was already publicly mulling a bid before Sen. Saxby ChamblissSaxby ChamblissWyden hammers CIA chief over Senate spying Cruz is a liability Inside Paul Ryan’s brain trust MORE (R-Ga.) announced his retirement, and last week his wife said that he would run for the seat.

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Broun is almost guaranteed to face a competitive primary: Reps. Tom Price (R-Ga.) and Jack Kingston (R-Ga.) are both preparing for potential runs, Rep. Phil GingreyPhil GingreyBeating the drum on healthcare Former GOP chairman joins K Street Former Rep. Gingrey lands on K Street MORE (R-Ga.) is still in the mix and Rep. Tom GravesTom GravesRepublican Study Committee elders back Harris for chairman House votes to keep lawmaker pay freeze in place Lobbying World MORE (R-Ga.) hasn't ruled out a bid, though he's expected to take longer to decide whether to run than the others.