World datelines

Afghanistan: U.S. deaths

KABUL — Western forces killed four Afghan troops Saturday in an airstrike, and military officials disclosed that an Afghan interpreter had shot dead two U.S. service members a day earlier, in a rare concentration of deaths at the hands of allies.

Even more unusually, the lethal incidents occurred in the same district of Wardak province, west of the capital, Kabul, but officials said they did not appear to be related.

Brazil: Silva back at work

RIO DE JANEIRO — Brazilian President Luiz Inacio Lula da Silva said Saturday he is in "perfect health" two days after being hospitalized for a high-blood-pressure attack that forced him to cancel his attendance at a global economic forum.

Silva, 64, said he is eager to get back to work and ready for the grind of the upcoming presidential campaign, in which he will try to get a hand-chosen successor elected. He returned to the capital, Brasilia, after relaxing for a few days at his home near Sao Paulo.

Guinea: Colonel arrested

CONAKRY — A military hard-liner who was among the most vocal supporters of Guinea's exiled coup leader and who chartered a private plane to try to force him to return to Guinea was arrested overnight Saturday, according to two sources close to the junta.

Col. Moussa Keita was taken into custody and being held at a prison in the capital, a retired African diplomat who is close to the junta and a military official said. Both requested anonymity because of the sensitivity of the matter.

Honduras: Reinstatement

TEGUCIGALPA — Honduras' new government has reinstated its top immigration official, 24 hours after firing him, citing "a misunderstanding and a mistake."

Nelson Willy Mejia, the head of Honduras' immigration agency, was dismissed Friday after a Brazilian diplomat was denied entry into the country. Mejia was reinstated Saturday.

Mexico: 2 heads found

CIUDAD JUAREZ — Mexican police on Saturday found two severed heads near blanket-wrapped bodies in a border city where 15 people have been killed in less than 24 hours.