The battle between Benchmark Capital and Travis Kalanick just went nuclear, with the venture capital firm suing the former Uber CEO for fraud, breach of contract and breach of fiduciary duty. The complaint was filed earlier today in Delaware Chancery Court. Key graph, per the suit: "Kalanick, the former CEO of Uber, to entrench himself on Uber's Board of Directors and increase his power over Uber for his own selfish ends.