NATIONALS: Signed P Tony Armas to one-year, $2.26 million contract, avoiding arbitration.
TWINS: Signed P J.C. Romero and IF Eric Munson to contracts.
NBA: Fined Raptors G Rafer Alston $7,500 for verbally abusing game official Friday night in Philadelphia.
ROCKETS: Signed G Brandin Knight to 10-day contract. Placed G Reece Gaines on injured list with left patella tendinitis.
GEORGIA: Named John Jancek linebackers coach and Kirby Smart running backs coach.