(Seattle, WA)  --  The Mariners will host the Royals today at T-Mobile Park.  The M's will have Tommy Milone start on the mound.  Danny Duffy will get on the mound first for Kansas City.  Seattle is 18-and-a-half games behind Houston in the AL West.  The Royals are 24-and-a-half games behind the Twins in the AL Central.