KABUL (AP) — President Hamid Karzai's challenger is withdrawing from next weekend's runoff election, but he's urging his supporters not to take to the streets. Former Foreign Minister Abdullah Abdullah says he made his decision after Karzai turned down his demands to prevent fraud. While the election crisis unfolds, the U.S. military is reporting an American service member and a British soldier were killed in separate insurgent attacks yesterday.

BAGHDAD (AP) — Bombings across Iraq have left at least 10 dead and dozens more injured. Five were killed in a bicycle bombing at a market in Babil province. Three people died in Karbala after a bomb was remotely detonated on a bus. And two people died in twin bombings in a Ramadi parking lot.

WASHINGTON (AP) — President Barack Obama's Sunday will be spent campaigning for New Jersey Gov. Jon Corzine's (KOHR'-zynz) re-election bid. The president plans to appear with Corzine at two campaign stops, in Camden and Newark, ahead of Tuesday's vote.

RIO DE JANEIRO (AP) — The IOC executive director says security concerns for the 2016 Rio Olympics haven't been heightened by a recent burst of drug violence. Gilbert Felli says Rio's security preparations will be carefully followed. Brazil's organizers say they are working to reduce crime before the games begin.

MARRAKECH, Morocco (AP) — Secretary of State Hillary Rodham Clinton is calling Israel's commitment to show "restraint" in settlement construction in the Palestinian territory of the West Bank "unprecedented." The Palestinians, however, say it's not enough. An aide to President Mahmoud Abbas (mahk-MOOD' ah-BAHS') says calls it "a nonstarter," adding "it's unlikely to restart negotiations."