PHILADELPHIA -- Army officials say their plan to create a simplified network is designed to fix a central problem: The network has too many tools. “We have several hundred tools, several hundred capabilities,” Col. Christian Haffey, director of the Cyber-Capability Development Integration Directorate, told industry representatives during a two-day meeting here last week. “They're complex. They're not integrated. They're not cost efficient. It's costing us a lot to sustain those.” The proposed solution: Unified Network Operations -- a sprawling effort...