A bomb has exploded in a central Athens district outside the Greek Society for Business Management, killing a teenager and injuring his mother and sister.

Greek television channels interrupted their programs with breaking news about the blast which occurred around 11:15 PM local time Sunday.

The Civil Protection ministry later said the 15-year old boy stumbled upon a bag in a garbage bin that contained the bomb. He was killed in the blast which also injured his mother and sister, all Afghans.