Kaija Bazzano was walking through an airport last fall, earbuds on and carrying bags packed with baseball gear. She had just gotten off a cross-country flight from San Francisco to Florida and was set ...

At the tender age of 5 — a time when many of her peers were playing with dolls and hosting imaginary tea parties — Bella Espinoza-Molina was out on the field, with the sun in her face and a baseball ...