hereThere could also be increased delays between performances as venues will be required to undertake 'deep cleans' before the next audience arrives.The PM also announced tough new fines for people who repeatedly refuse to wear a face mask - and organisers of illegal raves.At present, people who refuse to wear a face covering where it is required face a £100 fine, which can be reduced to £50 if paid within 14 days.Under the new measures, announced tonight, that penalty will double for subsequent