President Joe Biden warned Thursday the United States will "respond accordingly" if North Korea opts to further heighten tensions following its recent missile test, but signaled the door for dialogue remains open."We're consulting with our allies and partners. And there will be responses if they (North Korea) choose to escalate," Biden said at his first formal press conference since taking office on Jan. 20, acknowledging Pyongyang violated U.N. Security Council resolutions banning it from using ballistic technology.Biden also underscored his view that the United States is heading into "ste…READ FULL ARTICLE