The intruders entered a farm building on the castle estate last month and stole an Isuzu pickup and a quad bike, according to the local police.

Prince William, Kate Middleton and their three children were reportedly asleep in their home when masked intruders allegedly broke into Windsor Castle. On Nov. 18, The Sun reported that there was a break-in at the royal family’s sprawling estate located west of London on October 13,

British police are investigating a burglary on the Windsor Castle estate, fueling concerns about security at the royal residence west of London. The suspects stole a pickup truck and a quad bike from a farm building on the estate just before midnight on Oct.