AP - A threatening letter containing an unidentified white powder was sent to a John McCain campaign office in this south Denver suburb Thursday, authorities said. No injuries were immediately reported. Authorities later said the substance was not hazardous.

Politico - CHESAPEAKE, Va. – By the time Barack Obama is ready to announce his vice presidential pick, will anyone believe him? 

AP - John McCain may have created his own housing crisis.

AP - Republican presidential candidate John McCain prides himself on being gung-ho about pursuing the Iraq war even if it hurts him politically. Recent events in Baghdad threaten to put him still farther out on a limb, however, as the Bush administration works toward a troop withdrawal schedule that is more aggressive than McCain envisions.

AP - It was a coup for Democrats: An emerging young evangelical voice, a registered Republican no less, accepted their invitation to deliver a prayer at next week's Democratic National Convention.

AP - Barack Obama has decided on his running mate. He's just not telling who — yet.

Reuters - A key United Nations rights body voiced alarm on Monday at mounting racial violence in Russia and called on Moscow to take firm action against ultra-nationalist and neo-Nazi groups and hate speech in the media.

AP - Federal investigators said Thursday they have solved a mystery of the Sept. 11, 2001 attacks: the collapse of World Trade Center building 7, a source of long-running conspiracy theories.

AFP - Democrat Barack Obama ripped into John McCain Thursday saying he was out of touch with economic reality after the Republican confessed to being in the dark about how many properties he owns.

AP - John McCain and Barack Obama have agreed to hold three presidential debates and one vice presidential debate this fall, the campaigns said in a joint statement Thursday that outlined formats, dates and locations.

AP - Democrat Barack Obama Thursday depicted John McCain as rich, out of touch and less a foreign-policy expert than he claims — part of the increasingly negative tone of the presidential hopeful's message as he tries to fight the perception that his campaign has stalled.

Politico - Sen. Barack Obama (D-Ill.) met privately for 15 minutes Thursday morning at the Omni Richmond hotel with the staff of one of his top two or three prospects for running mate, Virginia Gov. Tim Kaine.

AP - Sen. Barack Obama isn't just inspiring black voters to register in large numbers as he gets closer to being the Democratic presidential nominee. Evidence indicates that he's motivating some black Republicans to switch parties.

AP - Call it the Biden Buzz. Part of the noise comes from the reporters swarming around Sen. Joe Biden. Yet all the speculation about the Delaware lawmaker as a leading candidate for vice-presidential running mate may be saying a lot about what Barack Obama's campaign lacks.