Massachusetts State Police Trooper Nicholas Guarino reads entries from Brian Walshe's search history in court from the witness stand. Walshe, who denies killing his wife Ana Walshe, pleaded guilty last month to misleading police and improper conveyance of a human body. Her body has not been found.

Explaining on Instagram: "Follow (us) @Explaining to Learn something NEW every day 🧠💫 Buster Keaton performed one of his most nerve-wracking stunts by standing directly in front of a moving train and calmly clearing debris off the tracks. 🎬😳 In The General (1926), the train rolls toward him as he casually tosses railroad ties and obstacles aside at the last possible second. There were no special effects, no trick photography, and no safety backups. If he slipped or mistimed a move, the conse