A passenger on a Megabus is being hailed as a hero after he tackled a gunman who fired at least one shot on the bus, according to authorities.
Four people died and a fifth was critically wounded when a gunman opened fire on a bridge in Wisconsin, police said. The male shooter was among the dead in the incident, which took place in the town of Menasha.
Three American contractors and an Afghan national were shot to death in the North Kabul International Airport Thursday, a U.S. official confirmed.
Tense standoff after man reportedly fires at several homes.