question: What is the answer: Cathy Hytner was the original 'Letters Girl' on which UK television quiz show?
answer: countdown

question: What is the answer: Who bought Necker Island in 1979?
answer: richard branson

question: What is the answer: At which sporting event were 3 people killed by a terrorist bomb on 15 April 2013?
answer: boston marathon

question: What is the answer: First developed by John Salk, the vaccine for which childhood illness was first tested in 1952?
answer:
poliomyelitis