FILE - In this Oct. 20, 2014 frame from dash-cam video provided by the Chicago Police Department, Laquan McDonald, right, walks down the street moments before being shot by officer Jason Van Dyke 16 times in Chicago. Chicago officials released hundreds of emails Thursday Dec. 31, 2015 related to the video that wasn't released until more than a year after the shooting.  The emails, including some between city officials asking how they should respond to demands for the video, were released to media outlets that have been pressing for the documents for weeks.  (Chicago Police Department via AP, File)
Lawyer: Police intimidated Lacquan McDonald witnesses
Allegations have surfaced against Chicago police in the shooting death of Laquan McDonald, including that police pressured witnesses of the shooting to change their stories in order to match official reports.
02:24 - Source: CNN
Shooting death of Laquan McDonald 16 videos
FILE - In this Oct. 20, 2014 frame from dash-cam video provided by the Chicago Police Department, Laquan McDonald, right, walks down the street moments before being shot by officer Jason Van Dyke 16 times in Chicago. Chicago officials released hundreds of emails Thursday Dec. 31, 2015 related to the video that wasn't released until more than a year after the shooting.  The emails, including some between city officials asking how they should respond to demands for the video, were released to media outlets that have been pressing for the documents for weeks.  (Chicago Police Department via AP, File)
Lawyer: Police intimidated Lacquan McDonald witnesses
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Chicago Mayor Rahm Emanuel, left, and Police Superintendent Garry McCarthy appear at a news conference, Tuesday, Nov. 24, 2015, in Chicago, announcing first-degree murder charges against police officer Jason Van Dyke in the Oct. 24, death of 17-year-old Laquan McDonald. The city then released the dash-cam video of the shooting to media outlets after the news conference. (AP Photo/Charles Rex Arbogast)
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