Suicide bomber hits U.S. convoy, killing 1 soldier

' KABUL, Afghanistan - A suicide car bomber attacked an American military convoy on the road to Kabul's airport on Saturday, killing a U.S. soldier and four Afghans and sending flames shooting into the sky, officials said.

The bombing - on the eve of the sixth anniversary of the U.S.-led invasion of Afghanistan - threw several vehicles on their side. Four Afghans were killed and 12 wounded, the Health Ministry said.

The attack was against U.S. troops responsible for training the Afghan military and police. Lt. Col. David Johnson, a U.S. spokesman, said one American soldier died in the blast and one was wounded.

Russian police detain activists

' MOSCOW - Police on Saturday detained several foreign-rights activists trying to attend a conference commemorating Anna Politkovskaya, the Russian investigative reporter and Kremlin critic who was murdered one year ago, activists said.

The detentions occurred on the eve of the anniversary of Politkovskaya's execution-style slaying in her Moscow apartment building entryway. Other rights activists, journalists and some of Russia's beleaguered opposition planned commemoration ceremonies Sunday in Moscow.

2 Shiite leaders form pact to end their bitter rivalry

' BAGHDAD - Two of Iraq's most powerful Shiite leaders agreed Saturday to end a bitter rivalry that has led to armed clashes in Baghdad and across the oil-rich south.

Radical Shiite cleric Muqtada al-Sadr and Abdul-Aziz al-Hakim, leader of the largest Shiite political party, the Supreme Islamic Iraqi Council, have promised to ""protect Iraqi blood and enhance cooperation between the two movements for the Islamic and national interests and to save the nation.'

Britain's Brown rules out calling early election

' LONDON - Prime Minister Gordon Brown on Saturday ruled out calling an early election, ending weeks of speculation that he would soon seek a stronger mandate for his government.

""I have a vision for change in Britain, and I want to show people how in government we're implementing it,' Brown told the BBC. ""I'll not be calling an election.'