Two radio station on Guam ignited fear of a possible North Korean nuclear attack when they accidentally broadcast an emergency alert .

Secretary of State Hillary Rodham Clinton is expected to announce Friday that Israel and the Palestinians will return to direct negotiations for the first time in 20 months, delivering the Obama administration a small victory in its protracted effort to revive the Middle East peace process, two officials briefed on the situation said Thursday evening. […]

From BBCNews.com: North Korea says it will use its “nuclear deterrent” in response to joint US-South Korean military exercises this weekend. Pyongyang was ready to launch a “retaliatory sacred war” at any time, the state-run Korean Central News Agency (KCNA) said. Washington and Seoul say the war games are to deter North Korean aggression. Tensions […]

PRAGUE — Seeking to end years of rancor, President Barack Obama and Russian President Dmitry Medvedev on Thursday signed the biggest nuclear arms pact in a generation and envisioned a day when they can compromise on the divisive issue of missile defense.

From the New York Times: WASHINGTON — President Obama said Monday that he was revamping American nuclear strategy to substantially narrow the conditions under which the United States would use nuclear weapons.