Brayan Bello learning from Pedro Martinez

Red Sox legend Pedro Martinez praises Brayan Bello's pitching

Pedro Martinez and Brayan Bello side by side. : r/redsox

How Pedro Martinez Reacted To Red Sox's Brayan Bello Dazzling

Boston's Brayan Bello emerging as one of baseball's best young pitchers

Pedro Martinez and Brayan Bello side by side. : r/redsox

Brayan Bello's slider growing into a dangerous, and needed, addition to his Red Sox repertoire - The Boston Globe

Yankees to watch ex-Met ace Pedro Martinez pitch in Dominican – New York Daily News

Next Pedro Martinez? HOFer Gives Brayan Bello Highest Of Praise

Brayan Bello intends to be an ace, and for these Red Sox, the future is already starting to unfold - The Boston Globe

Brayan Bello's pitching has been like day and night. Take Wednesday's loss for example. - The Boston Globe

D-backs' Lovullo renews friendship with Japanese teammate