Six-term Alabama Sen. Richard Shelby (R-Ala.), who has served as the top Republican on theAppropriations Committee and its defense spending subcommittee, announced Monday he willnot seek reelection in 2022.A long-time proponent for funding space and Navy programs in Alabama, Shelby’s exit wouldleave a vacancy for the top GOP appropriator role that could be filled by Sen. Susan Collins (RMaine)based on seniority.
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