washington president barack obama suggest wednesday move u.s. embassy jerusalem could explosive result say worry prospect two-state solution israeli-palestinian conflict wan u.s. president-elect donald trump promise re-locate embassy jerusalem break longstanding u.s. policy israel palestinians claim jerusalem capital change would draw international condemnation sudden unilateral move make speak core issue sensitivities either side explosive obama say last news conference president say administration warn incoming trump administration big shift policy consequences part try indicate incoming team transition process pay attention ... volatile stuff say response question potential embassy move obama say repeatedly israeli settlement activity occupy west bank east jerusalem impediment create two state unite state believe best solution decades conflict israelis palestinians say administration block recent u.n. resolution israeli settlement activity felt two-state solution option peace goal resolution simply say ... growth settlements create reality grind increasingly make two-state solution impossible obama say important us send signal wakeup call moment may pass israel describe decision unite state abstain vote rather wield veto shameful u.s. move along sharp speech u.s. secretary state john kerry issue reinforce tensions outgo obama administration israeli prime minister benjamin netanyahu obama suggest u.s. embassy move jerusalem could 'explosive