SANTA ANA, Calif. — Yadira Salcedo was born in Mexico to parents who did not know how to swim. As a child, she nearly drowned when she waded too deep in a backyard pool. Now a mother of two in Santa Ana, Salcedo is “breaking the cycle,” she said, making sure Ezra, 3, and Ian, 1, never experience such terror. The family has qualified for Red Cross scholarships to a new program that teaches children who might not have other chances to learn how to swim. On a recent day, Salcedo and her children cl