A team of Pentagon officials is heading to Ukraine to help the country rebuild its fractured military, a mission that lawmakers and analysts expect will result in recommendations for greater military assistance in the countrys fight against pro-Russia separatists amid international outrage over the downing of a commercial airplane. Within the next few weeks, a group of Defense Department representatives who specialize in strategy and policy will head to Kiev to evaluate specific programs that the United States may want to help bolster, said Army Col.