Christina Parra, 16, who lost both eyes after she was diagnosed with cancer when she was 18 months old, taps her cane as she navigates the aisles of a North Highlands Walgreens. With her mobility teacher, Alicia Zermeno, a few paces behind (but out of the picture), Christina finds the bar of soap she needed to buy for summer camp. Autumn Cruz/acruz@sacbee.com

Passages: Blind teen charts independent course in sea of drugstore aisles

Christina Parra brushed her red-tipped cane across the carpet at the entrance to Walgreens. She tapped her way past the shopping carts, past fake nails and lipsticks in pinks and mauves she could only imagine....(more)