A ‘significantly higher’ presence of guard members was expected Wednesday night, according to the White House.

Mederos, 24, earns his first opportunity in a major league rotation after adjusting to changes the Angels suggested about his arm angle and his repertoire of pitches during spring training.

Who wins the starting spots is up in the air with a little more than three weeks to go before the Sept. 5 regular-season opener against the Chiefs in Brazil.