Boston Red Sox will beat the Arizona Diamondbacks at Fenway Park on August 19, 2026. Payton Tolle will start for Boston carrying an 8-6 record and a 2.97 ERA over 115.0 innings, and he will be tasked with shutting down a Diamondbacks club that sits 66-60 this season. Isiah Kiner-Falefa remains on t…