Concerns at Westminster that Chinese spy suspect able to ‘slip through the net’

The alleged spy, known only as H6, is said to have become a ‘close’ confidant of the Duke of York (Arthur Edward/The Sun/PA) - (PA Archive)

A minister admitted it is a “concern” that an alleged Chinese spy was able to “slip through the net” to form links at the heart of the British establishment.

The suspect, known only as H6, is said to have become a “close” confidant of the Duke of York and has also been pictured with senior politicians including David Cameron and Theresa May.