QUESTIONS

Q : Does the concept of known knowns, known unknowns and unknown unknowns predate its use by U.S. politician Donald Rumsfeld?

Pat Simms, Wellington, Somerset. Q : Why is the phrase Dundee United used as an insult in Africa?

Phil Reynolds, Berwick-upon-Tweed, Northumberland. Q : Which actor in Western films had the fastest draw?

D. Melrose, Musselburgh, East Lothian.