but there is only one lead detective, and in this case, it was a guy named gary whitaker.e's retired now, but i spoke with him on the phone and he said he didn't remember much about the case, and he did not want to do an interview with me about it. but while lead detective gary whitaker arrested rosario, he's not the one who took rosario's statement. that was a different detective named irwin silverman. i'm on my way to yonkers, new york, on this gloomy, rainy day, to speak with irwin silverman, retired now. apparently his nickname is silky and he agreed to see me. silky, as he told me to call him, asked that we meet in his synagogue. he arrives wearing a wild t-shirt as we set up in the congregation room. big owl staring at me. we get right to it. we're here to talk about the richard rosario case. >> correct. >> what do you remember about it? >> there is a lot i don't remember. i was not really involved in that much of the case. >> it was a cop with the nypd for 41 years. most of that time as a detective in the bronx. he tells me he played a minor role in the investigatio

. >> whitaker: gary mccarthy immediately gave the case to the independent city agency that reviews shootingsbut city hall refused to make the video public even after it paid mcdonald's family a $5 million settlement. ( chanting ) when a judge finally ordered the video released a year later, it sparked outrage. protestors accused the city of a cover-up to protect mayor rahm emanuel's re-election. the mayor denied it but promised sweeping changes. his first move was to fire garry mccarthy. >> rahm emanuel: the public trust, and the leadership of the department, has been shaken. >> whitaker: do you think you were made a scapegoat? >> mccarthy: i don't think it helped the situation, and i think it's a contributory factor to where are today in chicago. and, if you want to call it scapegoat, that's fine. >> whitaker: the cop who killed laquan mcdonald is awaiting trial for murder, and the u.s. justice department is investigating the chicago p.d. we wanted to talk to mayor emanuel, but he declined. within six weeks of the shooting scandal, investigative stops fell by nearly 35,000. how can a