Five months ago, Jackson Holliday smiled as his teammates ... Holliday was only 20 years old in late September. “Bird Bath Water,” it read. “0% alcohol for Orioles under 21.” ...

SARASOTA—On most teams, Jackson Holliday would be the regular shortstop, but not on the Orioles. They have Gunnar Henderson. Last year, the Orioles decided that Holliday needed to learn second base.

Jackson Holliday is entering his second season as a Major Leaguer with the Baltimore Orioles, a team that has captured generational talent maybe like never seen before. It didn't take long for ...