In the sneak peek, Shook and Wirskye revisit the one-block path Hasse took on the morning of Jan. 31, 2013, when on his way ...

O.J. Simpson's murder trial spawned a series of shocking moments, from the defendant trying on a bloody glove in court to ...

After a father is found dead in his family’s Florida mansion, what at first appears to be suicide turns into a complex murder mystery where a mother’s cryptic words and a son’s suspicious behavior ...

Radley Horwitz would later tell police he heard “gunfire and screaming and the alarm going off” when he awoke in the Jupiter, Florida home he shared with his parents on Friday, Sept. 30, 2011. He said ...

Prosecuting Evil with Kelly Siegler is back for a second season, diving headfirst into a case about the 1999 murder of a high school teacher and her unborn child in a special two-hour season premiere.

Eyewitness reports give insight on what happened to Mark Hasse on the day he was shot and killed.

Mark Hasse was shot outside of the courthouse where he worked in what was believed to be a targeted attack.

Find out where the key players in the O.J. Simpson murder trial are now, 30 years after it began in January of 1995, including the lawyers, judge and witnesses.

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Get a sneak peek of the Season 2 premiere of Prosecuting Evil with Kelly Siegler, airing Saturday, Jan. 25 at 8 p.m. on Oxygen.