Authors : Malaysia Airlines Flight 370 disaster may be sign of more instability and danger ahead . They say nonstate leaders can get access to lethal weaponry and inflict serious damage . Rules of engagement that inhibit state leaders from risky actions may not apply , they say . Authors : It may be harder to trace incidents of terror and violence back to their source .
Authors : Malaysia Airlines Flight 17 disaster may be sign of more instability and danger ahead . They say nonstate groups can get access to lethal weaponry and inflict serious damage . Rules of deterrence that inhibit state leaders from risky behavior may not apply , they say . Authors : It may be harder to trace incidents of terror and violence back to their source .