impenetrable

His downfall, like hundreds of other serious criminals in the UK, had been his trust in the Encrochat encrypted phone network - which was believed to be impenetrable.

After his third consecutive riot, Tovar turned to the Olympic Auditorium, the impenetrable concrete bunker in downtown Los Angeles where he’d hosted Black Flag a year before.

Gurpreet entered the US on 15 January, five days before President Trump took office - believing that he had made it just in time, before the borders became impenetrable and rules became tighter.

However, he redeems himself as an administrator by writing impenetrable new rules on the size of officers’ sideburns and mustaches.

“It’s really hard to build an impenetrable wall against our fears, but you don’t have to latch onto those fears and dwell on them either,” he added.