Police and firefighters work at the scene after a bomb exploded in Bogota, Colombia, Tuesday, May 15, 2012. A bomb targeting a former Colombian interior minister killed two people on Tuesday and ... more 
Police and firefighters work at the scene after a bomb exploded in Bogota, Colombia, Tuesday, May 15, 2012. A bomb targeting a former Colombian interior minister killed two people on Tuesday and injured at least 19 others in the heart of Bogota's commercial district, authorities said. (AP Photo/Ricardo Mazalan) less 
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Associated Press | Photo By Ricardo Mazalan
Tue, May 15, 2012 5:30 PM EDT