The April 15 bombing attack at the Boston Marathon left three people dead and more than 175 injured. A massive manhunt continues for one of two brothers suspected in the attack, following a shootout that left the older sibling dead. The brothers, ethnic Chechens, came to the U.S. a decade ago. UCLA has experts.
Just over a month after Venezuelan President Hugo Chavez's death, his handpicked successor, Nicolás Maduro, has been elected in a tight race to finish out the controversial leader's six-year term. UCLA has experts.