In a previous article, C J Campbell said:
Seems some guy from Minnesota, Lyle Christansen, is convinced that his
brother Kenny was D.B. Cooper. Kenny Christansen is in fact a dead
ringer for Cooper, was an army paratrooper, bought a house in Buckley,
WA, with cash that he never explained where it came from, and he worked
for Northwest Airlines. On his deathbed he started to tell Lyle that
there was something he had done that Lyle should know, but then he died.

The FBI says no:
http://www.katu.com/news/local/10830346.html
4 inches shorter, 30 pounds lighter, wrong eye colour, wrong skin tone.

--
Paul Tomblin http://blog.xcski.com/
"This country has an auto-immune disease. We are attacking ourselves as
the enemy." - Jose (no last name given), rec.aviation.piloting