"Military solutions are now fully in place, locked and loaded, should North Korea act unwisely," President Trump said on Friday, in his latest salvo in the exchange of rhetoric with the isolated regime.Trump added, "Hopefully Kim Jong Un will find another path!"The statement, made via Twitter, comes one day after Trump wondered whether he had been stern enough in talking about North Korea earlier this week, when he promised to meet Pyongyang's threats with "fire and fury."In response to that fire and fury threat, North Korea said its military is preparing to conduct a test firing of four missiles that would fly over Japan and land in waters near the U.S. territory of Guam. The plan could be enacted by mid-August, the Korean Central News Agency said.Hours after Trump tweeted his locked and loaded comment on Friday, he retweeted a U.S. Pacific Command message stating that its B-1B Lancer bombers on Guam "stand ready" to carry out a mission "if called upon to do so."It would take around 14 minutes for a North Korean missile to arrive in the area, officials in Guam said on Friday, as they discussed their plan to use sirens to alert the public in the event of a launch toward the island.Reporting from Guam, NPR's Elise Hu says that leaders there are telling residents not to panic.Here's Elise's update for our Newscast unit: