Martinez opts out of contract with Padres to become free agent

Padres strike again in free agency to counter Dodgers-JD Martinez move

Eric Hosmer Joins the Padres, Jolting a Quiet Free-Agent Market - The New York Times

MLB top free agents: Ranking Aaron Judge, Jacob deGrom, Justin Verlander and baseball's best offseason options

Why Nick Martinez's Opt-Out Decision is a Close Call - MLB Trade Rumors

The Red Sox have some key offseason decisions due soon. Here is what to expect. - The Boston Globe

Red Sox News: J.D. Martinez supports former teammate Mike Fiers

REPORT: Padres re-sign Nick Martinez

Nationals manager Dave Martinez agrees to contract extension - ESPN

Former Red Sox slugger J.D. Martinez agrees to one-year, $10 million deal with Dodgers, per report – Blogging the Red Sox

Red Sox DH J.D. Martinez decides to remain in Boston

Martinez opts out of Padres contract, becomes free agent - The San Diego Union-Tribune