Records fall in Pakistan as Brook’s 317 helps England close on win in first Test
First Test, day three: Pakistan 556 & 152-6; England 823-7Brook and Root share mammoth record stand of 454 Where to start? With Harry Brook’s innings of 317, England’s first triple century for 34 years? With Joe Root, reduced to a hobbling wreck by the end of Wednesday but returning to add another 86 runs the…