Vinci

It is understood the two firms being looked at were providing workers to Balfour Beatty Vinci, one of HS2's contractors.

A HS2 spokesperson said it treated "all whistleblower allegations seriously", adding that Balfour Beatty Vinci "had implemented additional monitoring and controls".

As an adult, Warhol attended church, albeit sporadically, and accepted a commission to refashion Leonardo’s da Vinci’s “The Last Supper” for an exhibition in Milan.

Saugus 22, Wise Da Vinci 3: Zach Seeley hit two home runs and finished with nine RBIs.

He opens his performance perched between two pieces of scaffolding in a recreation of Leonardo da Vinci's famous Vitruvian Man sketch – so there's a clue.