AP - Former Virginia Gov. Mark Warner will deliver keynote at Democratic convention ... Former Republican congressman from Iowa endorses Obama as best candidate for US policy abroad ... Partisans on both sides unmoved by arguments that GOP's Hagel is a good pick for Obama veep

AFP - John McCain's White House campaign manager refused to be pinned down Sunday on whether the 71-year-old Republican might commit to serve only one term as president if he is elected in November.

AP - John McCain doesn't begrudge Democratic rival Barack Obama his weeklong holiday in Hawaii. In fact, the GOP presidential hopeful says he could use a little rest himself.

AP - Edwards admits to affair, denies fathering child ... Vice President Dick Cheney to speak at GOP convention, joining Bush on opening night ... McCain, Obama urge end to fighting in Georgia, push diplomatic efforts ... McCain says no to ethanol support ... Officials say Bill Clinton to speak at Democratic convention, ahead of Obama's running mate

AP - John McCain doesn't begrudge Democratic rival Barack Obama his weeklong holiday in Hawaii. In fact, the GOP presidential hopeful says he could use a little rest himself.

AP - Vice President Dick Cheney, a conservative favorite but a divisive national figure, will join President Bush in addressing delegates on the opening night of the Republican National Convention, the White House said Friday.

AP - Vice President Dick Cheney to speak at GOP convention, joining Bush on opening night ... McCain, Obama urge end to fighting in Georgia, push diplomatic efforts ... Through personal history, McCain seeks to define himself and Obama ... Officials say Bill Clinton to speak at Democratic convention, ahead of Obama's running mate ... Some white supremacists believe election of Obama would set off backlash they long for

AP - Trying to dispel tension ahead of convention, Obama and Clinton promote cooperation, unity ... McCain's campaign reviewing donations brought in by prominent Florida fundraiser ... McCain says Obama agenda includes forfeiting the war in Iraq, making big government bigger ... Hawaii and its multiracial society influenced Obama's view of the world and politics

AP - Obama doubts tensions with Clinton backers will disrupt Democratic National Convention ... McCain to discuss potential job losses in Ohio from corporate merger aided by campaign manager ... Hawaii and its multiracial society influenced Obama's view of the world and politics

AP - Barack Obama taunted Republican presidential rival John McCain on Wednesday for first ridiculing him for advising voters to keep tires inflated and then later acknowledging that the practice saves gasoline.