The Arizona Diamondbacks added RHP Brad Ziegler (@BradZiegler) to the active roster following his acquisition from the Miami Marlins on July 31. Following Tuesday night's game, the D-backs optioned RHP Silvino Bracho to Triple-A Reno.  
Ziegler, 38, will wear No. 29. He is 1-5 with 10 saves, 11 holds, a 3.98 ERA (23 ER in 52.0 IP), .254 opponent average and 37 strikeouts in 53 appearances this season.  
Bracho, 26, is 2-0 with a 2.04 ERA (4 ER in 17.2 IP), .150 opponent average, 23 strikeouts and 5 walks in 18 games for the D-backs this season.