In 1950 , he graduated from the High Officers ' Engineering School in Moscow .
After the end of World War II , Kharchenko defused more than 16,000 unexploded bombs , as well as other explosive devices .
In 1950 , Kharchenko graduated from the High Officers ' Engineering School in Moscow .
After the end of World War II , Kharchenko defused more than 16,000 unexploded bombs , as well as other explosive devices .