PHOENIX — Instant reactions as the Red Sox open their trip out west with a dud, falling to the Diamondbacks, 10-5, as Payton Tolle struggles in his second major league start and Justin Slaten implodes late:

1) The early story of this one was Tolle, who entered with high expectations after dazzling in his big league debut a week ago. The jump from Triple-A to the majors is a tremendous one, especially for a pitcher a year out of college who began the season at High-A.

Tolle’s crash course at Chase Field featured loud contact, a lack of command and a couple of marathon at-bats that drove up his pitch count and put Arizona in a position to pounce. He didn’t have much swing-and-miss and produced an ugly line, allowing five earned runs while allowing five hits, walking four, unleashing a c

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