Police freeze £1m as high street raids find cannabis farms and evidence of slavery

Thirty-five arrests after hundreds of barbershops and other businesses raided in UK money-laundering investigation

Police have frozen bank accounts containing more than 1m after uncovering cannabis farms and evidence of modern slavery during raids on more than 250 barbershops and other high street businesses.

In a three-week crackdown on high street crime, known as Operation Machinize, the National Crime Agency (NCA) targeted cash-intensive" businesses that it believes are linked to money laundering.