By Ruxandra Guidi
SAN DIEGO — Agent Rodolfo Zúñiga loves his job. A native of Laredo, Texas, he was stationed in San Diego during a stint in the Navy. He loved this area so much that he applied for a job at the Border Patrol just to get back here. And he did, four years ago, after passing a series of tests, including a background test and a lie-detector test.
“You don’t only go through a background investigation when you begin," said Zúñiga. He was describing the measure...