Athens Embassy Attack

An ambulance passes outside the U.S. Embassy after an explosion in Athens early Friday, Jan. 12, 2007. Police cordoned off streets around the Embassy after an explosion inside the embassy compound. A rocket was fired at the embassy, striking the front of the building, but causing no injuries, police and embassy officials said.

Police officers close the street outside the U.S. Embassy after an explosion in Athens early Friday, Jan. 12, 2007. Police cordoned off streets around the Embassy after an explosion inside the embassy compound.

Fire trucks are parked in front of the U.S. Embassy in Athens after unknown assailants fired a rocket into the facility early Friday, Jan. 12, 2007, causing damage to the building but no casualties, police and U.S. officials said. Police sources said the rocket penetrated the building near the front-entrance emblem and exploded inside, damaging toilet facilities on the embassy's third floor.

Embassy Attack — AP Photo/Thanassis Stavrakis

Anti-terrorist officers investigate the area behind the banner emblem of the U.S. Embassy in Athens on Friday, Jan. 12, 2007. 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 "very likely" an act of terrorism by a domestic group, raising fears of resurgent violence by far-left Greek militants.

Anti-terrorist officers investigate the area under the banner of the U.S. Embassy in Athens on Friday, Jan. 12, 2007. 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 "very likely" an act of terrorism by a domestic group, raising fears of resurgent violence by far-left Greek militants.

A police anti-terrorist officer examines a car outside the U.S. Embassy in Athens on Friday, Jan. 12, 2007, after an anti-tank shell was fired at the embassy early Friday, striking the front of the building but causing no injuries.

Anti-terrorist officers investigate the area behind the banner of the U.S. Embassy in Athens on Friday, Jan. 12, 2007. An anti-tank shell was fired at the embassy early Friday, striking the front of the building but causing no injuries. Greece's public order minister said the blast was "very likely" an act of terrorism by a domestic group, raising fears of resurgent violence by far-left Greek militants.

Bomb squad officers collect evidence at a construction site from where a rocket was launched at the U.S. Embassy in Athens Friday, Jan. 12, 2007. Fired from across a busy Athens street at around dawn, the rocket smashed through a window and exploded inside the building, causing minor damage but no injuries. The explosion struck the third floor of the embassy building.

Charles Ries, U.S. Ambassador to Greece, makes a statement after an explosion hit the U.S. Embassy in Athens, early Friday, Jan. 12, 2007. A rocket was fired at the embassy, striking the front of the building, but causing no injuries, police and embassy officials said.

Greek and American officials enter the U.S. Embassy in Athens on Friday, Jan. 12, 2007. An anti-tank shell was fired at the U.S. Embassy early Friday, striking the front of the building but causing no injuries. A senior police official said the blast was an act of terrorism, raising fears of a resurgence of far-left Greek militant groups.

A sign outside the U.S. Embassy in Athens states that it will remain closed on Friday, Jan. 12, 2007. An anti-tank shell was fired at the U.S. embassy early Friday, striking the front of the building but causing no injuries.