PEORIA, Ariz. — The Padres’ two best positional prospects exited major-league camp Tuesday morning, headed for the minor-league side of the spring training facility here. In one case, a muddled picture gained a sliver of clarity.



Shortstop Fernando Tatis Jr. never drew legitimate consideration for the opening-day roster. He could land at Petco Park by September, but his immense talent makes it easy to forget he turned 19 in January. Until Tatis forces his way up, veteran Freddy Galvis is expected to provide stability at short.



Luis Urías’ reassignment, meanwhile, reinforced the fact that second base is a two-man competition. Urías, 20, could debut in the majors well before the final month of the season. Until then, Carlos Asuaje and Cory Spangenberg are embroiled in an either-or proposition. Room for both left-handed hitters does not exist.



The Padres face similar conundrums in left field and the rotation. They remain several...