NEW : The notes also referenced Lambros Fountas , who was shot dead last March while protesting in Athens . Police chief says only Greek Embassy parcel contained an explosive . Chief : ` ` The alarm system has worked '' An anarchist group claims responsibility for the bombings at the Swiss , Chilean embassies . They claim to have planted a bomb in one of their packages and then detonated it inside another package that was delivered by courier from Athens.
NEW : Police chief says only Greek Embassy parcel contained an explosive . Chief : ` ` The alarm system has worked '' An anarchist group claims responsibility for the bombings at the Swiss , Chilean embassies . They claim to have planted a bomb in one of their packages and then detonated it inside another package that was delivered by courier from Athens.