Afghan suicide bomber kills six

A suicide bomber blew himself up today in an eastern Afghan city, killing six civilians and wounding 40 others, officials said, while a blast in a nearby market killed a shopkeeper.

Acting on a tip, police tried to stop a suspicious looking man in the city of Khost, said provincial police chief General Mohammad Ayub. When he tried to flee, police chased him and opened fire, at which point he detonated his explosives, Ayub said.