Thousands of Spanish medical workers and residents angered by budget cuts and plans to partly privatize the cherished national health service marched through some of Madrid's most famous squares on Sunday.

More than 5,000 people rallied in Puerta del Sol, according to police estimates, after marching from Neptuno and Cibeles squares. Organizers estimated attendance at 25,000 protesters, many dressed in white and blue hospital scrubs. The march, called "a white tide" by organizers, was the third such large-scale protest this year.

Moon Tae-Hwa stares at his computer, dizzy and nauseous from the hours of porn he's viewed online. He feels no shame — he says he's "cleaning up dirty things."

Moon is among the most successful members of the "Nuri Cops" (roughly "net cops"), a squad of nearly 800 volunteers who help government censors by patrolling the Internet for pornography in their spare time.

The Agriculture Department is responding to criticism over new school lunch rules by allowing more grains and meat in kids' meals.

Agriculture Secretary Tom Vilsack told members of Congress in a letter Friday that the department will do away with daily and weekly limits of meats and grains. Several lawmakers wrote the department after the new rules went into effect in September saying kids aren't getting enough to eat.

Comedian Katt Williams has been arrested in northern California on a felony warrant related to a police chase.

The Sacramento Bee reports (http://bit.ly/UNq5QW ) that Williams was arrested Friday night in Dunnigan, about 25 miles north of Sacramento, by Yolo County deputies.

The Oklahoma City Thunder claimed their eighth straight win as Kevin Durant scored 27 points and Kevin Martin added 24 in a 104-93 win over the Indiana Pacers on Sunday.

A meeting of the NBA's highest-scoring offense and the league's tightest defense went the Thunder's way as they eclipsed 100 points for the 12th straight game.

Barcelona forward Lionel Messi and Atletico Madrid striker Radamel Falcao were unstoppable Sunday on a memorable night when both stars again demonstrated why their teams fill the top two spots in the Spanish league.

Messi broke a 40-year record for most goals in a year by scoring his 85th and 86th goals of 2012 to lead Barcelona to a 2-1 win at Real Betis, while Falcao struck five times as Atletico thrashed Deportivo La Coruna 6-0.

Defending champion Juventus celebrated coach Antonio Conte's return with a win, beating Palermo 1-0 in Serie A on Sunday.

Stephan Lichtsteiner scored five minutes into the second half for Juventus, which also hit the goal-frame twice through Mirko Vucinic.

Robin van Persie scored a stoppage-time winner to give Manchester United a 3-2 win at Manchester City on Sunday, ending the champion's unbeaten start to the Premier League season and taking his side six points clear atop the standings.

Wayne Rooney had set United on the way to avenging last season's double derby defeat to City by scoring twice in the first half against the run of play.

Mexico's Juan Manuel Marquez knocked Manny Pacquiao out cold with a vicious right hand at the end of the sixth round Saturday, putting a sudden end to the fourth fight between the two boxers.

Pacquiao had been down in the third round but knocked Marquez down in the fifth and the two were exchanging heavy blows in the sixth round before Marquez threw a right hand that flattened Pacquiao face down on the canvas at 2:59 of the sixth round.

The Memphis Grizzlies lost their grip on the NBA's best record, sliding to third overall after Saturday's 93-83 home defeat at the hands of the Atlanta Hawks.

The San Antonio Spurs took over top spot with a win over Charlotte, while the New York Knicks' lead in the Eastern Conference was cut to one game after they lost at Chicago.