The U.N. Security Council must be prepared to impose "additional and stronger" sanctions on North Korea amid heightened tensions over its aggressive development of nuclear weapons and ballistic missiles, U.S. President Donald Trump said Monday."The council must be prepared to impose additional and stronger sanctions on North Korean nuclear and ballistic missile programs," Trump said during a White House meeting with ambassadors from countries on the 15-member council, according to the White House.Calling the status quo in North Korea "unacceptable," Trump expressed resolve to address the No…READ FULL ARTICLE