Helsing co-CEO and co-founder Torsten Reil, who previously sold a company to Zynga for $500 million, is aiming to provide an AI-backbone to military applications.San Francisco Chronicle via Getty Images The Munich-based company is raising at least $400 million in a funding round led by General Catalyst, sources tell Forbes. By David Jeans, Iain Martin and Kenrick Cai Forbes Staff Helsing, the secretive AI company that has secured contracts with European militaries, is in talks to raise funding t...