EDITOR'S NOTE -- The Associated Press was recently given extensive access to the largest archive of Nazi concentration camp records, which has been closed for 50 years.

BELFAST, Northern Ireland -- Belfast's most infamous militant stormed into the Northern Ireland Assembly headquarters Friday with a bagful of pipe bombs, forcing an evacuation that overshadowed the politicians' failure to meet a deadline for forming a new Catholic-Protestant administration.

LONDON -- A rare radioactive substance killed an ex-KGB spy turned Kremlin critic, the British government said Friday. In a dramatic statement written before he died, the man called Russian President Vladimir Putin "barbaric and ruthless" and blamed him personally for the poisoning.

WASHINGTON -- The Iran-Contra affair exploded 20 years ago today, a scandal that crippled the last two years of Ronald Reagan's presidency and temporarily damaged the career prospects of Robert Gates, President Bush's nominee to replace Defense Secretary Donald Rumsfeld.

KINSHASA, Congo -- The United Nations said Friday its investigators have discovered three mass graves at a northeast Congo military camp containing the bodies of 30 people -- including women and children -- who were allegedly killed by soldiers.

BAGHDAD, Iraq -- Revenge-seeking Shiite militiamen seized six Sunnis as they left Friday prayers, drenched them with kerosene and burned them alive, and Iraqi soldiers did nothing to stop the attack, police and witnesses said.

GENEVA -- A U.N. anti-torture panel said Friday it had credible reports of unofficial detention centers, abuse and disappearances in Russia's restive southern province of Chechnya.