The authorities in Mexico have arrested three people suspected of throwing grenades that killed eight Trade in tragedy ...
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The grenades exploded during independence day celebrations in the city of Morelia, in western Mexico.
Investigators say the three men are members of a unit of the Gulf drug cartel, known as the Zetas.
The attacks shocked Mexico, because they appeared to target civilians, not security forces or other criminals.
The explosions went off in the main square of Morelia as the crowds celebrated the independence day on 16 September.
The city is the capital of Michoacan, a state hit by a wave of drug gang violence in recent years.
Drug-related violence in Mexico has claimed the lives of more than 2,700 people so far this year.
(BBC)
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