Defense Secretary Ash Carter plans to announce a series of new innovation initiatives in Silicon Valley on Thursday, where he also is scheduled to meet with top executives from Facebook and leading venture capital firms to discuss new ways the Pentagon can deepen its relationship with the non-traditional defense technology players, according to senior defense officials. A key effort in Carter's strategy to "rewire" relations with the tech industry involves making a "small investment" in In-Q-Tel, a non-profit venture capital...