Well-known Silicon Valley entrepreneur Dave Goldberg died of a head injury after falling in the gym of a private villa within the Four Seasons Resort in Punta Mita. Details surrounding the death are still not clear, but it is believed Goldberg died after tripping while checking his smartphone on the treadmill. He was rushed to the Hospital San Javier in Nuevo Vallarta but died shortly after his arrival. Goldberg was the husband of Facebook’s chief operating officer, Sheryl Sandberg,