SAO PAULO (AP) — About 50,000 protesters energetically returned to the streets of Brazil's biggest city Tuesday night, a demonstration of anger toward what they call a corrupt and inefficient government that has long ignored the demands of a growing middle class.

By Jim Finkle BOSTON (Reuters) - Microsoft Corp said that an assault it led earlier this month on one of the world's biggest cyber crime rings has freed at least 2 million PCs infected with a virus believed to have been used to steal more than $500 million from bank accounts worldwide. "We definitely have liberated at least 2 million PCs globally. That is a conservative estimate," Richard Domingues Boscovich, assistant general counsel with Microsoft's Digital Crimes Unit, said in an interview on Tuesday. ...

OAKLAND TOWNSHIP, Mich. (AP) — The latest possible resting place of Teamsters boss Jimmy Hoffa is an overgrown farm field where the normal calm of chirping crickets is being drowned out by a beeping backhoe, the chop of an overhead news helicopter and the bustle of reporters and onlookers.

NEW YORK (AP) — New video footage of a suspected bomber riding a blue bicycle was offered Tuesday along with a $65,000 award in an effort to generate leads in the 2008 blast at the military recruitment station in Times Square.

WASHINGTON (AP) — Farm-state lawmakers are scrambling to win bipartisan votes for a five year, half-trillion dollar farm bill on the House floor this week.

DENVER (AP) — The National Weather Service says radar shows a tornado briefly touched down over the east runways of Denver International Airport, where thousands of people took shelter in bathrooms and stairwells until a tornado warning passed.

KINGSTON, Jamaica (AP) — Olympic champion Veronica Campbell Brown of Jamaica is serving a suspension while anti-doping officials rule on her recent positive drug test.

PORTLAND, Ore. (AP) — Some University of Oregon fans say it's getting crowded in the bleachers. The problem: Jumbo seat cushions.

WASHINGTON (AP) — The Congressional Budget Office says a sweeping immigration bill before the Senate would cut deficits by $197 billion over 10 years.

WASHINGTON (AP) — A Democratic congressman has released the full transcript of congressional investigators' interview with an Internal Revenue Service manager and self-described conservative Republican who said the close scrutiny of tea party groups' tax forms originated in his Cincinnati IRS office, not in Washington.