Dateline's two-hour episode will take viewers through all the twists and turns of Read's legal odyssey and will also include an interview with the lead investigator on the case. Watch on 22News starting at 9 p.

A special “Dateline” is on Thursday with a two-hour episode on the case that has captivated the nation for weeks — the retrial of Karen Read. Here is a preview of Andrea Canning’s report: It has been more than two years since John O’Keefe was found dying in the snow.