Explosions at the Boston Marathon, potentially ricin-laced letters intercepted en route to the White House and Sen. Roger Wicker, and an explosion at a fertilizer plant in Texas have each prompted investigations. In each case, authorities sift through evidence to construct a timeline of events.
Fifteen-year-old Malala Yousafzai has become a symbol of hope for change in Pakistan and the world. Since her near-fatal shooting in 2012, her voice and reach has grown, as she speaks out against the Taliban's influence, and advocates for education for Pakistani youth.
"Small, stunted individuals who would destroy instead of build" do not understand that "a bomb can't beat us," President Obama said Thursday in Boston.
His emotional vow came during an interfaith service to remember the victims of Monday's marathon bombings. It was also a service that served as a celebration of the American spirit and the bravery of the first responders, volunteers and spectators who rushed to the aid of those who were caught in the explosions.
Korean-American rapper Dumbfoundead used to get the mic pulled out of his hands at rap battles. But the Los Angeles artist has steadily won fans and made a name for himself in the world of hip-hop. Host Michel Martin talks with NPR'S Karen Grigsby Bates about what his success says about the evolution of rap.
Angela Davis was once on the FBI's most wanted list. But decades after her brush with the law as a political activist, she remains a hero to some, and a villain to others. Host Michel Martin talks with Shola Lynch, the director of the new documentary Free Angela and All Political Prisoners.