mr. drumfield, i'd like to speak to you for a minute... >> this is where columbia's war continues... >> ...still occupied... >> police have arrived... you see the blast scars from a bomb that went off... >>> this is "talk to "al jazeera americ america". i am tony harris speak with ken roth, the executive director of human rights watch. >> i want you talk to your father and how you came to this work. >> you know, there is never a single reason but a big part, as you mentioned a, is my father who grew up in nazi germany as a young jewish boy, and i then, in turn, grew up with stories of what it was like, you know, worrying about would he be arrested if he rode his bicycle down the sidewalk, how was the family going to get out of germany which was extremely difficult. and he finally, in july, 1938, as a 12-year-old boy was able to evening ate to new york. by pie growing up and hearing these stories, i was very aware of the ultimate evil of governments were capable of and it made me want to devote my life to try to present atrocities. you can't help but feel empathy. my father's story launche