Given the question: Extract the answer to the following question from the movie plot. If the question isn't answerable, please output "Can't answer". Question: Who murders a worker by throwing him into live high voltage? Title: Halloween 4: The Return of Michael Myers Movie plot: Michael Myers (George P. Wilbur) has been in a coma for ten years and is being transferred to Smith's Grove Sanitarium by ambulance. Upon hearing that he has a niece, Michael awakens, kills the paramedics, and makes his way to Haddonfield to look for her. Dr. Sam Loomis (Donald Pleasence), learns of Michael's escape and gives chase. He follows Michael to a small gas station, where Loomis finds Michael has killed a mechanic for his clothes, along with a clerk. Michael then escapes in a tow truck and causes an explosion, destroying Loomis's car in the process. Loomis is forced to catch a ride to Haddonfield to renew his search for Michael. Meanwhile, Jamie Lloyd (Danielle Harris), the daughter of Laurie Strode and Michael's niece, is living in Haddonfield with her foster family, Richard and Darlene Carruthers, and their teenage daughter, Rachel. It is Halloween and Jamie's foster parents are heading out for the night and Rachel (Ellie Cornell) is left to babysit her, causing her to miss her date with her boyfriend Brady (Sasha Jenson). Jamie knows about her uncle Michael, but she is unaware he is the strange man she has been having nightmares about. After school, Rachel takes Jamie to buy ice cream and a Halloween costume. Michael has already arrived in Haddonfield, and nearly attacks Jamie in the store. That night, Rachel takes Jamie trick-or-treating, and Michael goes to the electrical substation and murders a worker by throwing him into live high voltage, plunging the town into darkness. Dr. Loomis arrives in Haddonfield and warns Sheriff Ben Meeker (Beau Starr) that Michael has returned to Haddonfield. Michael singlehandedly takes down a police station and slaughters the police force. A lynch mob is formed by the town's men, including a local bar owner, Earl Ford (Gene Ross), with the agenda to take down Michael. Rachel discovers Brady cheating on her with Sheriff Meeker's daughter Kelly (Kathleen Kinmont), and loses Jamie. After being chased by Michael, Rachel reunites with Jamie. Sheriff Meeker and Dr....
The answer is:
Michael