Explosion shakes Prague

An explosion in central Prague on April 29, probably caused by gas, injured as many as 40 people, officials said, and neighboring buildings - including the National Theatre - had to be evacuated.

Injured people leave a scene of an explosion in downtown Prague, Czech Republic, Monday, April 29, 2013. Police said a powerful explosion has damaged a building in the center of the Czech capital and they believe some people are buried in the rubble. (AP Photo/Petr David Josek)
Injured people leave a scene of an explosion in downtown Prague, Czech Republic, Monday, April 29, 2013. Police said a powerful explosion has damaged a building in the center of the Czech capital and they believe some people are buried in the rubble. (AP Photo/Petr David Josek)
Injured people leave a scene of an explosion in downtown Prague, Czech Republic, Monday, April 29, 2013. Police said a powerful explosion has damaged a building in the center of the Czech capital and they believe some people are buried in the rubble. (AP Photo/Petr David Josek)
Paramedics help injured people after an explosion in downtown Prague, Czech Republic, Monday, April 29, 2013. Police said a powerful explosion has damaged a building in the center of the Czech capital and they believe some people are buried in the rubble. (AP Photo/Petr David Josek)
Paramedics help injured people after an explosion in downtown Prague, Czech Republic, Monday, April 29, 2013. Police said a powerful explosion has damaged a building in the center of the Czech capital and they believe some people are buried in the rubble. (AP Photo/Petr David Josek)
Paramedics help injured people after an explosion in downtown Prague, Czech Republic, Monday, April 29, 2013. Police said a powerful explosion has damaged a building in the center of the Czech capital and they believe some people are buried in the rubble. (AP Photo/Petr David Josek)
Policemen and firefighters inspect the scene of an explosion in downtown Prague, Czech Republic, Monday, April 29, 2013. Police said a powerful explosion has damaged a building in the center of the Czech capital and they believe some people are buried in the rubble. (AP Photo/Petr David Josek)
Policemen and firefighters inspect the scene of an explosion in downtown Prague, Czech Republic, Monday, April 29, 2013. Police said a powerful explosion has damaged a building in the center of the Czech capital and they believe some people are buried in the rubble. (AP Photo/Petr David Josek)
Policemen and firefighters inspect the scene of an explosion in downtown Prague, Czech Republic, Monday, April 29, 2013. Police said a powerful explosion has damaged a building in the center of the Czech capital and they believe some people are buried in the rubble. (AP Photo/Petr David Josek)
Paramedics help an injured woman after an explosion in downtown Prague, Czech Republic, Monday, April 29, 2013. Police said a powerful explosion has damaged a building in the center of the Czech capital and they believe some people are buried in the rubble. (AP Photo/Petr David Josek)
Paramedics help an injured woman after an explosion in downtown Prague, Czech Republic, Monday, April 29, 2013. Police said a powerful explosion has damaged a building in the center of the Czech capital and they believe some people are buried in the rubble. (AP Photo/Petr David Josek)
Paramedics help an injured woman after an explosion in downtown Prague, Czech Republic, Monday, April 29, 2013. Police said a powerful explosion has damaged a building in the center of the Czech capital and they believe some people are buried in the rubble. (AP Photo/Petr David Josek)

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