The Defense Department needs better modeling and simulation products when it comes to electronic warfare, according to the Pentagon's acting research and engineering chief. "At the end of the day, for future systems we are going to want to be able to do engineer-level models to see how they work," Alan Shaffer said April 17 at the National Press Club in Washington. "We don't have that capability in modeling and simulation now." Shaffer said DOD is now looking at how...