
July 22: Making a stop in Amman, Jordan during his Mideast trip, Sen. Barack Obama made clear he was not backing down on his position to withdraw U.S. troops from Iraq within 16 months. NBC's Andrea Mitchell reports.
July 22: Texas oilman T. Boone Pickens took his alternative energy plan to Capitol Hill Tuesday, warning that the country's continued oil dependency will force the cost of oil up to $300 a barrel by 2018. CNBC's Scott Cohn reports.
July 22: Residents from Corpus Christi to the Mexican border are stocking up and boarding up as Hurricane Dolly churns its way toward landfall. NBC's Don Teague reports.
July 22: A study released today in the Journal of the American Medical Association found that Viagra, a drug to treat male sexual dysfunction, appears to be effective in relieving sexual problems for women taking anti-depressants.
July 22: Serbian officials said Tuesday that Radovan Karadzic, accused of massacres in Bosnia, was practicing in alternative medicine in the heart of Belgrade when he was arrested. NBC's Ann Curry reports.
July 22: As the U.S. Armed Forces marks the 60th anniversary of a racially integrated military this week, 82-year-old retired Lt. General Julius Becton looks back at his 40-year Army career, during which he fought on either side of the racial divide.
July 22: A video showing President Bush making light of the housing crisis circulated online Tuesday. NBC's Ann Curry reports.
July 22: Scientists at the company DeCode are helping to solve genetic mysteries that could mean a healthier life for people all over the world. NBC's Chief Science Correspondent Robert Bazell reports in Part Two of his report from Iceland.
July 22: Sen. John McCain told New Hampshire voters Tuesday that Sen. Barack Obama's rejection of the U.S. military's surge strategy in Iraq was not just wrong, but politically calculated. NBC's Kelly O'Donnell reports.