(Undated)  --  Major League Baseball will have it's earliest start ever in 2020 as all 30 teams kick off Thursday, March 26th.  The Mariners will open at home against the Texas Rangers to begin a four-game set.  The M's will host the Washington Nationals for just the third time April 13th and 14th.  The team will host it's longest homestand of the year right before the All-Star Break, playing 10-straight at T-Mobile Park.