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.

The Australian government says it has banned under-16s from social media for their own safety. Now, two teens are fighting the law in court, arguing a right to political expression. CNN's Angus Watson reports. #cnn #news