The Seattle Mariners signed free-agent veteran outfielder Leonys Martin to a minor-league deal on Thursday that includes an invitation to major-league spring training. Martin has been playing in Japan for the Chiba Lotte Marines since the middle of 2019. He made his major-league debut with the Texas Rangers back in 2011 and played briefly for Seattle in 2016 and for part of the 2017 season. Overseas, the 34-year-old slashed just .220/.350/.461 over three-plus years. The left-handed-hitting ...