FC Dallas' Mauro Díaz out for Saturday's match

Ashley Landis/Staff Photographer FC Dallas midfielder Mauro Diaz (10) takes a penalty kick resulting in a goal in the 44th minute of the first half of an MLS soccer game between FC Dallas and the Colorado Rapids on Tuesday, June 27, 2017 at Toyota Stadium in Frisco, Texas. The penalty kick was the result of a collision with Colorado Rapids defender Bismark Adjei-Boateng (21). (Ashley Landis/The Dallas Morning News)If FC Dallas is going to snap a three-match winless streak Saturday when it meets Sporting Kansas City, it will have to do it without Mauro Diaz.

The talented midfielder didn't travel with the team, with sources indicating he's being held out as a precaution after taking a knock in…