Business Secretary Vince Cable has said that while "there is nothing with paying people cash - what is wrong if people do it knowing that this is a way to avoid tax and where there is an understanding that the difference will be split."
More top news
Donald Trump said talks with North Korea on the summit were going “very well”.
Organisers issued a warning about a “dangerous high strength or bad batch substance on site”.
Anna Campbell was the first British woman to die fighting with Kurdish forces in the war-torn country.