Calvo noted that Guam is home to many American citizens, and there's also the rest of the Mariana archipelago to consider ― where over 200,000 American citizens live.
"Remember that there are defenses in place for threats such as North Korea and to continue to remain prepared for all hazards", he said.
Experts say Japan does not now have the capability to shoot down a missile flying over its territory headed for Guam.
"North Korea was fodder for the overnight trade, and as we headed into today we haven't seen any more saber-rattling", said JJ Kinahan, chief market strategist at TD Ameritrade. "I have a feeling that by the end of the week, we'll feel this was just another blip on the radar".
The possibility of a nuclear confrontation is considered remote but worldwide alarm has been escalating in recent days.
FILE - In this July 4, 2017, file photo distributed by the North Korean government, North Korean leader Kim Jong Un, second from right, inspects the preparation of the launch of a Hwasong-14 intercontinental ballistic missile (ICBM) in North Korea's northwest. He said the North would finalize a plan by mid-August to fire four mid-range missiles hitting waters 30 to 40 kilometers (19 to 25 miles) away from the island.
Defense Secretary Jim Mattis warned the rogue state that it would be "grossly" outmatched in any conflict with the U.S., telling Pyongyang to stop considering any action that risked "the destruction of its people".
The Hwasong artillerymen of the KPA Strategic Force are replete with a strong determination to fully demonstrate once again the invincible might of the force, which has developed into a reliable nuclear force of the Workers' Party of Korea and the world's strongest strike service, through the planned enveloping strike targeting the USA imperialist bases of aggression. Their location in a USA territory means its military is just hours from potential flashpoints in the western Pacific.
Will Smith raps with James Corden in Carpool Karaoke series premiere
Corden's comments drew immediate reaction from Bennington's widow, Talinda , who thanked the late-night host for his kind offer. The rockstar and father of six was only 41 when he passed away on July 20th in what was deemed a suicide.
The naval base is an important outpost for US fast-attack submarines that are a key means for gathering intelligence in the region, including the Korean peninsula and the South China Sea where China has been building military bases on man-made islands.
"The reaction in financial markets has been for safe haven plays to increase, with Treasury yields lower, whilst gold and the yen have strengthened", said Richard Perry, market analyst at Hantec Markets, in a note.
Politics lifted US defense stocks. The country previously threatened a further "all-out war, wiping out all the strongholds of enemies, including the US mainland" in a government statement. "I feel safe with our military presence here - Andersen and the Navy". The U.S. took control of Guam in 1898, when Spanish authorities surrendered to the U.S. Navy. Guam was also a refueling and transfer spot for people heading to Southeast Asia, and many refugees fleeing Saigon were evacuated through Guam.
"If they had confidence from their readings that they would not hit US territory, it's possible they'd just let them fall into the sea, but I think they'd also take a very serious look at shooting them down", he said. A huge red, white and blue ribbon is outside the airport terminal. The air base was built in 1944, when the US was preparing to send bombers to Japan during World War II. "They will be met with fire and fury like the world has never seen", Trump said during a briefing on opioid addiction at his golf course in Bedminster, New Jersey. "And even people who make cell phones, who have substantially more testing than THAAD does, sometimes have cell phones burn up", he said. The Dow shed 0.2 percent. -North Korea war of words and a clutch of disappointing earnings reports.
Guam lies about 2,100 miles (3,400 kilometers) from the Korean Peninsula, and it's extremely unlikely Kim's government would risk annihilation with a pre-emptive attack on U.S. citizens.
William Cohen said during an interview on MSNBC that the President's "locker room language" isn't "going to intimidate the North Koreans".
The U.N. Security Council this weekend slapped its toughest sanctions yet on North Korea over its latest test of a ballistic missile that could be used to deliver a nuclear weapon.