Reuters - Canada is digging in its heels against a WTO proposal on agriculture that it says would ruin a decades-old marketing scheme that has helped its dairy and poultry farmers survive foreign competition.

AFP - The Texas Supreme Court ruled that 468 children seized from a polygamist sect must be returned to their parents, saying state child welfare officials had overstepped their authority.

AP - Republicans have raised many millions of dollars over the past three decades just invoking the name of Ted Kennedy.

AP - Barack Obama's doctor said Thursday the presidential candidate was in excellent health at the time of his last checkup 16 months ago, but he has a family history of cancer and a big, obvious risk — a smoking habit that he's trying, again, to break.

AP - The Democratic presidential race is heading into a fractious end game as supporters of Hillary Rodham Clinton mobilize for a protest Saturday to demand that the party count two outlawed primaries that favored her.

AP - Top Democratic leaders intend to push for a quick end to the battle for the presidential nomination when primaries are over next week, Senate Majority Leader Harry Reid said Thursday, adding that he, Speaker Nancy Pelosi and party chairman Howard Dean will urge uncommitted delegates to choose sides.

AP - Democratic presidential candidate Barack Obama said Thursday that he was "deeply disappointed" by a supporter's sermon at his church that mocked Hillary Rodham Clinton.

AP - Unlike Hillary Rodham Clinton, rival Barack Obama planned for the long haul. Clinton hinged her whole campaign on an early knockout blow on Super Tuesday, while Obama's staff researched congressional districts in states with primaries that were months away. What they found were opportunities to win delegates, even in states they would eventually lose.

AP - Gaining ground this political season is a proposed League of Democracies designed to strengthen support for the next president's overseas agenda and ensure a global leadership role for the United States.

AFP - Myanmar's junta announced Thursday that its new constitution had been "confirmed and enacted" after a referendum held earlier this month amid the devastation of Cyclone Nargis.

AP - Obama's doctor says candidate in 'excellent health' ... Wife of Republican war opponent Chuck Hagel donates to Obama campaign ... Obama and Clinton battle in close June 3 South Dakota primary ... Obama picks up Oregon superdelegate; Clinton adds one from Washington

AP - Sens. John McCain and Chuck Hagel have long been friends. Fellow Republicans and Vietnam War veterans, their Senate offices are just across the hall from each other.

Politico - Former White House press secretary Scott McClellan, speaking out for the first time since publication of his searing memoir, told NBC's "Today" show on Thursday that he erroneously believed what President Bush was saying about the war but now is answering to a higher loyalty: “a loyalty to the truth.”