Red Sox broadcaster Lou Merloni called attention to the possibility that Severino was tipping his pitches.
By winning a club-record 108 games this season, the Red Sox ensured home-field advantage through the postseason.
Most of Sully's concern centers around David Price, who will get the start for Boston in Game 2 despite his poor outing against the Yankees in the Divisional Series. He lasted just three innings, allowing six earned runs on seven hits.
Nathan Eovaldi and 2016 AL Cy Young Award victor Rick Porcello are expected to start Games 3 and 4, after picking up wins in the same roles against the Yankees.
The first-year manager said Price, the loser in the Red Sox only defeat in the ALDS, is still in line to start Game 2.
Sony: "Un hardware de nueva generación es necesario"
Si eres usuarios de PlayStation Plus , el cambio de nombre te costará 4,99 dólares después del primer cambio. Si esto representa una molestia, será posible regresar a nuestra ID original sin costo alguno.
Boston eliminated the Yankees with a dramatic 4-3 victory Tuesday night in Game 4 of their AL Division Series, and now Hinch and his club will wait until Saturday night to open the AL Championship Series against Boston at Fenway Park. Now everybody's watching. There's only two games a day and everybody's paying attention.
"The whole season he kind of struggled against the Yankees", Cora said.
"Like Verlander said in spring training, to get to the World Series, you have to go through Houston, "' Cora said. "It's embarrassing and it just keeps getting worse". "I think he's going to make some adjustments and he'll be fine".