TAMPA — When the Red Sox shipped Rafael Devers to the San Francisco Giants in mid-June, the primary return piece was lefthanded starter Kyle Harrison.

But as highly valued as Harrison was for the Red Sox, they weren’t about to rush him to the big leagues. Instead, he got sent to Worcester, to work on a couple of pitches as well as his efficiency.

In September, locked in a playoff race, the Sox finally promoted Harrison. He appeared in relief in the final game of the last road trip....and then didn’t pitch again until Saturday night, a layoff of 10 days.

Making his first start for the Sox Saturday, Harrison made the wait worthwhile. He pitched six strong innings and allowed just one run in a 6-3 win over the Tampa Bay Rays.

“Amazing, amazing,” gushed Alex Cora. “Strike-throwing, the

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