How Obamacare Will Be Settled: A Primer on the Commerce Clause  —  As the Supreme Court hears arguments about the individual mandate, a complete look at the history of similar constitutional decisions.  —  Amid rampant speculation over the fate of Obamacare in the Supreme Court …

President Obama Asks Medvedev for ‘Space’ on Missile Defense — ‘After My Election I Have More Flexibility’  —  SEOUL, South Korea — At the tail end of his 90 minute meeting with Russian President Dmitri Medvedev Monday, President Obama said that he would have “more flexibility” …

NYT reporter: Santorum outburst was for cameras  —  PLAY CBS NEWS VIDEO  —  (CBS News) — When presidential hopeful Rick Santorum lost his cool with the press on Sunday, he was playing to the cameras to build support among conservative Republicans, the New York Times reporter who was on the other end …

James Cameron Completes Record-Breaking Mariana Trench Dive  —  Solo sub dive is deepest ever.  —  The explorer-filmmaker emerges from his sub after returning from Challenger Deep.  —  Ker Than  —  At noon, local time (10 p.m. ET), James Cameron's “vertical torpedo” …

Lobbyists, Guns and Money  —  Florida's now-infamous Stand Your Ground law, which lets you shoot someone you consider threatening without facing arrest, let alone prosecution, sounds crazy — and it is.  And it's tempting to dismiss this law as the work of ignorant yahoos.

The Sad End of the Gingrich Campaign  —  “At an age when most young men are focused on playing sports and meeting girls, Newt was fantasizing about saving the world.”  —Steven M. Gillon, The Pact, 2008  —  Despite Newt Gingrich's best efforts, it looks like the world is going to have to save itself.

Can Matt Rhoades Go Big?  —  Give Romney's campaign manager credit: His careful defense and kitchen-sink offense have delivered the Republican nomination to a moderate from Massachusetts.  Now Romney and his “Terminator” need the vision thing.  —  BOSTON, Mass. — The day after Super Tuesday …

Proving you're gay to the Turkish army  —  Military service is mandatory for all Turkish men - they can only escape it if they are ill, disabled or homosexual.  But proving homosexuality is a humiliating ordeal.  —  “They asked me when I first had anal intercourse, oral sex, what sort of toys I played with as a child...”