The Washington Nationals, who entered baseball's All-Star break with the worst record in the major leagues, Monday fired Manager Manny Acta. Acta was in his third season as the Washington manager. He amassed a record 158-252.

Arizona Diamondbacks vice president for player development AJ Hinch was named Friday to replace fired Manager Bob Melvin. Rick Schu, the team's hitting coach, also was fired after Thursday's 4-3, 10-inning loss to San Diego, while pitching coach Bryan Price resigned in anger. I believe that Bob is an outstanding major league manager, Price told MLB.com.

The Arizona Diamondbacks were set to name A.J.

The Arizona Diamondbacks announced Thursday they had dismissed Bob Melvin as their manager. Melvin's firing came after the Diamondbacks dropped a 4-3 decision in 10 innings to the San Diego Padres, leaving Arizona with a 12-17 record. A new manager will be announced Friday amid speculation it will be A.J.

Eric Wedge and Bob Melvin, former backup catchers who found far more success in the dugout than on the field, were honored Wednesday as managers of the year.