OBAMA LAUNCHES CAMPAIGN IN EMPTY ARENA  —  Barack Obama launched his campaign in unspectacular fashion today at Ohio State University, the largest college in the crucial swing state.  A photo posted to twitter by Mitt Romney's campaign spokesman Ryan Williams reveals sparse attendance.

BREAKING: Joe Biden Endorses Same-Sex Marriage  —  Vice President Joe Biden has endorsed same-sex marriage, becoming the highest ranking American official to back marriage for gay and lesbian people.  His comments signify a split within the Obama administration and may pave the way for President Obama …

GOP, take down that small tent  —  California's Republican Party used to work toward solutions.  Now it's an exclusive club where members' ideological cards must be checked at the door.  —  From left: Richard M. Nixon, Ronald Reagan and Nathan Fletcher.  (National Archives, Bob Galbraith …

Sen. Ayotte: I'm more qualified for presidency than Obama was in '08  —  Sen. Kelly Ayotte (R-N.H.) argued she's more qualified to sit in the Oval Office than President Obama was when he ran in 2008.  —  “I'll tell you this, I have great experience as attorney general in the state.

Spin of the Times: Bias cloaked as front-page news  —  It's no surprise to anyone who pays attention that mainstream media tilt their coverage in favor of Democrats and leftish ideas.  But it's not confined to endless puff pieces about the president, or the ignoring of unpleasant facts.

Why You Can't Get a Taxi  —  And how an upstart company may change that  —  WHERE I LIVE in Washington, D.C., about a mile and a half north of the Capitol, you can sometimes get a taxi in two minutes flat.  And sometimes, after spending 20 minutes wistfully waving two fingers in the air …

Exit polls: Sarkozy loses in France, Greek voters also turn on leaders  —  ATHENS $mdash; Voters in France and Greece delivered a harsh judgment on their ruling parties in elections Sunday, almost certainly ousting President Nicolas Sarkozy from power in France and severely punishing …

Inside the Kowloon Walled City where 50,000 residents eked out a grimy living in the most densely populated place on earth  —  Once thought to be the most densely populated place on Earth, with 50,000 people crammed into only a few blocks, these fascinating pictures give a rare insight …

Warren ancestry claim puts light on corrupt system  —  Washington Post editorial writer and liberal blogger Jonathan Capehart is puzzled.  Why does the “non-issue” of Harvard law professor and Democratic Senate candidate Elizabeth Warren's Native American ancestry “require so much attention?” he asked last week.

Military base issues limit Pentagon's options for post-war Afghanistan  —  President Obama's pledge to not build any permanent military outposts in Afghanistan could throw a wrench in the Pentagon's postwar plans for the country, once U.S. troops leave in 2014.