Authorities also said they found a backpack near the assailant's body that contained "crude explosives" made of "flash powder and household items."
Protesters in Kiev tried to storm a cultural center where hundreds of riot police were deployed Sunday, a day after the government of Viktor Yanukovych offered top posts to the opposition in a failed effort to defuse tensions.
Russia may be the world power with the greatest influence over Syria. As diplomatic talks on Syria continue in Geneva between the two sides, what is Russia's role? NPR's Rachel Martin talks to Russian-American journalist Vladimir Pozner.
The Swiss underdog won his first Grand Slam singles title with a 6-3, 6-2, 3-6, 6-3 upset of favored Rafael Nadal, who suffered a back injury.