According to the publication’s sources, the company’s core leadership, CEO Sundar Pichai and DeepMind CEO Demis Hassabis, have been internally tight-lipped about Pretti’s killing. That stands in notable contrast to DeepMind’s chief scientist, Jeff Dean, who’s taken taken a pointedly vocal stand. In response to the violence, more than 800 tech workers have signed onto an open letter calling on their companies to cut ties with ICE. At the time of writing, at least 100 of them referenced Google or its parent company, Alphabet, in their signature. More on ICE: ICE Is Scanning Civilians’ Faces, Telling Them They’re Being Entered Into a Terrorism Database