Dan Fredinburg was one of four Americans killed in the earthquake . 33-year-old was head of privacy at Google X and once dated Sophie Bush . Friend Max Stossel wrote a heartbreaking letter to him before he left . He said : 'Your story has already impacted mine for the better ' Fredinburg was one of three Americans killed when the earthquake hit Nepal .
Dan Fredinburg was one of three Americans killed in the earthquake . 33-year-old was head of privacy at Google X and once dated Sophie Bush . Friend Max Stossel wrote a heartbreaking letter to him before he left . He said : 'Your story has already impacted mine for the better ' Fredinburg was one of four Americans killed when the earthquake hit Nepal .