MLB Free Agency - Top storylines for rest of offseason - ESPN
Red Sox and Yankees Complete Rare Trade for Ottavino – The Forum
MLB trade rumors: Should Red Sox, others buy or sell at deadline? - Sports Illustrated
Red Sox Yankees trade Adam Ottavino
A history of Yankees and Red Sox trading with each other - Pinstripe Alley
Mets Pitcher Adam Ottavino Reflects On 'Weird' Red Sox-Yankees Trade
How Red Sox reliever Adam Ottavino became 'King of the Called Strike' - The Boston Globe
Adam Ottavino has pitched in at critical times out of Red Sox bullpen - The Boston Globe
Red Sox-Yankees: Looking back at long, rare trade history between baseball's storied rivals