The boss of a company providing Covid testing for the Premier League and Britain's airports is helping police probing allegations of criminal behaviour at one of his former businesses.
Avi Lasarow, 44, helped set up and run Manchester-based Trimega Laboratories where an inquiry is considering whether staff perverted the course of justice by allegedly manipulating and falsifying drug test results.
He now runs Prenetics UK, one of the country's leading PCR testing businesses with contracts with the Premier League, UK airports and companies across the country.
Police are probing around 27,000 suspicious results from drug tests ordered by police as part of investigations or during court proceedings 2011 and 2017.