Former YouTube CEO and Silicon Valley trailblazer Susan Wojcicki has died at age 56 CNBCSusan Wojcicki, former YouTube CEO, dies at 56 CNNAn incredible life and career The Keyword | Google Product and Technology NewsSusan Wojcicki, Former YouTube CEO and Influential Google Exec, Dies at 56 Yahoo! VoicesFormer YouTube CEO Susan Wojcicki dies, aged 56 The Guardian