Red Sox acquire Frank German from Yankees in Ottavino deal
Yankees sent Adam Ottavino to Boston in rare trade with Red Sox
Adam Ottavino traded to Red Sox from Yankees
Adam Ottavino Makes Brian Cashman Look Like Goofball In Red Sox-Yankees
Yankees acquire OF Greg Allen from Red Sox in rare trade between rivals - The Athletic
How Red Sox reliever Adam Ottavino became 'King of the Called Strike' - The Boston Globe
designated for assignment – Blogging the Red Sox
Red Sox Yankees trade Adam Ottavino
A history of Yankees and Red Sox trading with each other - Pinstripe Alley
Top 10 Moves of the Chaim Bloom era in Boston, part 1 - Beyond the Box Score