What to Watch on Friday: Morgan Spurlock examines CSI procedures

Morgan Spurlock: Inside Man (10 p.m., CNN) – Spurlock tags along with a forensic unit that collects and analyzes evidence to understand the difference between how crime scene investigations are really conducted and how TV portrays them.

Homestead Rescue (10 p.m., Discovery) – The Raneys help the Zabec family in Virginia, where pigs are destroying their homestead, predators are killing livestock and a huge oak is threatening their cabin.

Wynonna Earp (10 p.m., Syfy) – In the Season 1 finale, Willa’s treachery is revealed and Wynonna prepares for her final showdown with Bobo.

Crossroads (10 p.m., CMT) – Nick Jonas and Thomas Rhett perform together from Nashville.