Exclusive Poll: Clinton's Lead Shrinks In Pa.  —  Clinton Leads By 12 Points, Survey Finds  —  If the Democratic primary in Pennsylvania were held Tuesday, April 1, Hillary Clinton would defeat Barack Obama by 12 percentage points, according to a recent SurveyUSA poll conducted exclusively …

Negotiations May Lead to Mugabe's Exit in Zimbabwe  —  HARARE, Zimbabwe — The opposition leader Morgan Tsvangirai is in talks with advisers to President Robert G. Mugabe of Zimbabwe, amid signs that some of those close to Mr. Mugabe may encourage him to resign, a Western diplomatic source …

Cleaver's bluntness  —  In an unusually frank interview on Canadian public radio, CBC, Rep. Emmanuel Cleaver of Kansas City — a Hillary supporter and superdelegate — gives a sense of how tenuous Clinton's hold on many black superdelegates is.  —  “If I had to make a prediction right now …

Flying penguins found by BBC programme  —  The BBC will today screen remarkable footage of penguins flying as part of its new natural history series, Miracles of Evolution.  —  Camera crews discovered a colony of Adélie penguins while filming on King George Island, some 750 miles south of the Falkland Islands.

Hillary “Rocky” Clinton in Philadelphia  —  Senator Clinton has been telling Pennsylvania voters that she's in this race to the very end to fight for them, and now she's adopting the mantle of the Keystone State's biggest fighter - Rocky Balboa.  —  In excerpts of a speech she's set to give …

Pelosi says Democratic race should go on  —  WASHINGTON - House Speaker Nancy Pelosi said the superdelegates who may ultimately decide the Democratic party's presidential nominee have a right to vote as they wish, and that the drawn-out contest between candidates Hillary Rodham Clinton …

Clinton's convention strategy in doubt  —  If the fight over whether to count the results in Florida and Michigan makes it to the Democratic National Convention, Hillary Clinton will not have enough pledged votes on the 169-member Credentials Committee to deliver a majority decision in her favor …

Obama's Oil Spill  —  Obama says he doesn't take money from oil companies.  We say that's a little too slick.  —  In a new ad, Obama says, “I don't take money from oil companies.”  —  Technically, that's true, since a law that has been on the books for more than a century prohibits corporations …

Inside the Black Budget  —  Clockwise from top left: Ghost Squadron.  For search and rescue; National Reconnaissance Office.  Dragon is code for infrared imaging on advanced KH-11 satellites; Desert Prowler.  May represent Groom Lake, Nev., a k a Area 51; Special Projects Office.

American political economics in one picture  —  Look at the figure below, and then look at it again, and again, and again.  It is the most telling picture about the U.S. political economy I have ever seen.  —  It comes from Princeton political scientist Larry Bartels' new book, soon to be released.

In Gaza, Hamas's Insults to Jews Complicate Peace  —  GAZA — In the Katib Wilayat mosque one recent Friday, the imam was discussing the wiliness of the Jew.  —  “Jews are a people who cannot be trusted,” Imam Yousif al-Zahar of Hamas told the faithful.  “They have been traitors to all agreements — go back to history.

Obama Is Moving to Down-to-Earth Oratory  —  STATE COLLEGE, Pa. — The Speech is his finely polished sword, a transcendent weapon.  Seen and heard on a thousand YouTube postings, Senator Barack Obama's speeches have made a happening of that hoariest of campaign forms, the stump speech.

Matthews on Obama: “[T]his gets very ethnic, but the fact that he's good at basketball doesn't surprise anybody”  —  On the March 31 edition of MSNBC's Hardball, discussing Sen. Barack Obama's bowling performance at a March 29 campaign stop at Pleasant Valley Lanes in Altoona, Pennsylvania …