U.S. Ambassador Urges China to Cease Threats Against Taiwan
Beijing refuses to speak with Taiwan's President Lai Ching-te, calling him a separatist.
Chinese President Xi met opposition leader Cheng Li-wun during a peace mission.
Greene said deterrence can't replace dialogue and defense can prevent war.
Chinese military operations continue around Taiwan, and Greene spoke on a talk show.
Taiwan's opposition stalled a $40 billion defense budget for U.S. weapons.
16 hours ago