The launch came just a few days before Trump's scheduled meeting with Chinese President Xi Jingpeng at his golf club in Mar-a-Lago, where the issues they are expected to discuss include how to handle North Korea.
Japan sees itself as particularly vulnerable to North Korean missile launches, some of which have landed uncomfortably close to its northwestern coast.
Hyten said he would be providing military options to the president in dealing with the threat from North Korea, but maintained that China's involvement was critical in solving Pyongyang's nuclear challenge. "We have no further comment". -China summit later this week.
"This is Seoul's first missile with an 800-kilometer range and it will give South Korea the ability to put its launchers in the south out of range of North Korean missiles", said Michael Cole, senior non-resident fellow at the University of Nottingham's China Policy Institute in Taipei.
North Korea test-fired a ballistic missile on Wednesday from its east coast into the Sea of Japan, according to the US and South Korean military, in yet another snub to UN Security Council resolutions.
Putin meets Tillerson as US, Russia wrangle over Syria
NPR's Lucian Kim reports that Lavrov went into talks "warning that the USA not repeat strikes against Syrian government forces". He said "it would be a fantastic thing" if the two nations got along better but cautioned that "it may be just the opposite".
A United States statement said initial assessments indicate the type of missile was a KN-15 medium-range ballistic missile.
July 2006: North Korea test-fires a Taepodong-2 missile, which the United States says failed after launch.
It was far less of an upbeat assessment from U.S. Southern Command Admiral Kurt Tidd, in describing the U.S. war on drugs.
The South Korean Defense Ministry would neither confirm nor deny the success of the test, saying the official name of the missile, which has been in development since 2012, would be published when it is deployed.
The following is a timeline of North's Korea's nuclear and missile tests.
NATO says trans-atlantic bond 'rock solid' as Tillerson visits
Meanwhile, Nato secretary general Jens Stoltenberg said that ties between European Nato members and the United State s were "rock solid".
Mr Trump said: "China has great influence over North Korea". Pacific Command detected and tracked what officials assess to be a North Korean missile launch at 11:42 a.m. yesterday, Hawaii time - 5:42 p.m. EDT - Pacom officials announced.
Ralph Cossa, president of the Pacific Forum CSIS think tank in Honolulu, said he was expecting North Korea would do something to coincide with the Trump-Xi summit, perhaps conduct a nuclear test.
Although details of the administration's review have been thin while the National Security Council hammers out recommendations to implement, sources say it will lean heavily on secondary sanctions.
The Pew Research Center suggests its poll will give President Trump useful feedback as he meets with Chinese President Xi Jinping, reassuring the US president that Americans see North Korea as a serious problem and support tough measures against it.
The Risk Trump Takes in Potentially Abandoning Steve Banno
Trump and NATO Secretary General Jens Stoltenberg in the East Room at the White House, Wed., April 12, 2017, in Washington . McMaster, and President Trump's Chief of Staff Reince Priebus attend a news conference with Mr.