just before duque's inauguration, i spoke to gustavo petro. he placed second in this year's 8esidential race, receiving million votes. that would have been the largest number of those received by leftist candidate. in the 1980's, petro was jailed and tortured for being a member of the m-19 guerrilla movement. he later went on to lead efforts in colombia's congress to investigate ties between paramilitary death squads and top politicians. petro is the former mayor of bogata and has just rejoined the colombian senate. i began by asking him about news from venenezuela, colombia's neighboror to the eastst. on saturday, venezuelan president nicolas maduro was uninjured in an apparent assassinatioion attempt whwhen drones loadeded with explolosivs detonated ababove his headad ase gave a natioionally televivised speeeech. maduro blamemed right-wingng opponents anand the colombmbian government f for the attacack. it is the firstst drone attack, attempted assassination, on a sitting headad of state. i asked gustavo petro for his response to what happene