The blast had occurred on Apr. 25 night, in a public transport bus.
There are two casualties and eight injured.
A criminal case has opened, and several examinations have been commissioned into this incident.
US Embassy offers assistance in Yerevan bus blast investigation
27 April 2016
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The US Embassy in Armenia has offered its assistance to the Armenian authorities in investigating the bus explosion in capital city Yerevan, AzVision.az reports citing Armenian media.
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