Knifeman nabbed at Buckingham Palace gates October 15, 2013 - 1:17AM A man has been arrested after trying to get into Buckingham Palace with a knife, Scotland Yard says. The 44-year-old was held around 11.30am on Monday (2130 AEDT Monday) when he attempted to get through the north centre gate and was stopped by police. Officers searched him and he was found to have a knife. He was arrested on suspicion of trespassing on a protected site and possession of an offensive weapon and is in custody. Buckingham Palace said the Queen was not in the building when the man tried to get in, but would make no further comment.