Rangers Sending Martín Pérez to the Mound | Rangers Live #MLB #TexasRangers #StraightUpTX  Website: ballysports.com/southwest https://www.facebook.com/BallySportsSouthwest https://www.twitter.com/BallySportsSW https://www.instagram.com/ballysportssw/ https://www.youtube.com/c/BallySportsSouthwest Rangers…