Pedro Jauregui, with the organization U.S. Vets in Long Beach, Calif., once spent a whole year getting one homeless veteran to come in from the cold. “The first time I met him, I had to walk away ’cause he gave me some choice words, waved a one finger at me and said he was gonna kill me,” Jauregui said. But a year of regular visits, including plenty of hot coffee and doughnuts, and Jauregui convinced the vet to come indoors. After that, he sober…