AP: The drugmaker will begin selling its popular erectile dysfunction pill Viagra directly to patients on its website.
POLITICO: A new poll for the 2016 presidential race that didn't include Republican candidates has Hillary Clinton heavily favored as the Democratic nominee.
Guardian: Chinese authorities have detained more than 900 people in the last three months over meat-related offenses.
Reuters: A solar-powered airplane that developers hope to eventually pilot around the world took off early on Friday from San Francisco Bay.
CBSnews.com: The Centers for Disease Control and Prevention said Thursday that suicides are now the tenth-leading cause of death in the U.S.
BBC: Facebook will delete viral videos of people being decapitated after charities warned that viewing them could cause psychological damage.
CNN.com: The Berkshire Hathaway chairman and CEO explains why women are key to America's continued growth.
CBSnews: After the Senate struck down a series of measures that would have expanded regulations for gun buyers and users, a majority of Americans say they're either angry or disappointed about that vote.
Chicago Tribune: Three friends of Dzhokhar Tsarnaev, the Boston Marathon bombing suspect, have been charged with interfering with the investigation and search for him.
Washington Post: Skeleton fragments of a teenage girl show proof that cannibalism occurred during the "starving time" of winter of 1609-1610 in Jamestown.
CNN: When Sen. Kelly Ayotte was defending her vote on Tuesday on a recent gun control proposal, she was confronted by the daughter of a victim in the Newtown massacre.
AP: The FDA announced Tuesday that women 15 and up can buy the emergency contraceptive without prescription.
Los Angeles Times: A federal panel of medical experts has recommended testing everyone 15 to 65 years old for the virus that causes AIDS since early detection is considered key to effective treatment.