An anti-tank shell was fired at the U.S. embassy early Friday, striking the front of the building but causing no injuries. Greece's Public Order Minister said the blast was probably an act of domestic terrorism, raising fears of resurgent violence by far-left Greek militants.
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Polydoras said police were examining the authenticity of phone calls to a private security company claiming responsibility on behalf of a militant left-wing group.
"There are one or two telephone calls, from unknown callers, who claimed that the Revolutionary Struggle assumes responsibility," Polydoras said. "We cannot rule out that they were genuine."
Revolutionary Struggle claimed responsibility for a May 2006 bomb attack on Culture Minister Giorgos Voulgarakis, in which nobody was injured.
I heard about this story just before going to bed last night, but there were no details at the time. I'm glad to hear that there were no injuries, but acts of terrorism are never really a minor thing. When political actors turn to violence, it is harmful to the democratic process.