A letter from the late broadcaster Sir Jimmy Savile to the then-Prime Minister Margaret Thatcher has been released by the National Archives under the 30-year rule.
In the 1982 letter, Savile thanks the Prime Minister for a lunch he attended and even proclaims his love for her.
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Jeremy Corbyn has insisted his policies will persuade enough people to vote Labour at the next election to return the party to power.
The controversial procedure involved nuclear DNA from the mother, mitochondrial DNA from a donor, and the father's sperm.
The move comes amid a boycott of the paper in Liverpool due to its controversial coverage of the 1989 Hillsborough disaster.