Chica de HOY Chica de HOY Diciembre: Vivian Domínguez Castro By HOY en Delaware - December 22, 2017 0 3101 Share on Facebook Tweet on Twitter Vivian Domínguez Castro. What I want to study would be radiation therapy. I love helping other with cancer treatment. My favorite hobby would be swimming and helping out at public places like the library. Photos: HOY en Delaware.