United States, South Korea agree to explore all options on North Korea: Blue House

Seoul: South Korea and the United States agreed to explore all possible options to rein in North Korean provocations during a phone call between U.S. 

National Security Advisor Michael Flynn and his South Korean counterpart Kim Kwan-jin, South Korea`s presidential Blue House said.

Flynn had requested the call with Kim after North Korea test-fired a ballistic missile early on Sunday, the Blue House said in a statement.