Nuclear test veterans: the search for the truth

Since Christmas, 30 British veterans who witnessed nuclear testing in the 1950s and 60s have died. Christmas was when they were expecting a government report that might have given them some answers. We return to the testimony of two nuclear veterans who witnessed multiple bombs being detonated. Will they find out the truth? Plus, we hear from the voters of Gorton and Denton, ahead of the consequential by-election this Thursday. With Victoria Derbyshire.