SANFORD, Fla., April 6 (Reuters) - "Shaken Baby Syndrome" was cited on Friday in the defense of George Zimmerman, the Sanford, Florida, man who shot and killed unarmed black teenager Trayvon Martin, in a case that has sparked a widespread public outcry. Hal Uhrig, a lawyer and former Gainesville, Florida, police officer who recently joined Zimmerman's defense team, cited in a TV interview the brain damage that can seriously injure or kill an infant. His point, which has been made before, was that Zimmerman contends he shot Martin in self defense and feared for his life after the 17-year-old attacked...