C.J. Nelson was named CFO for Ryder System Inc., Miami. His duties...

C.J. Nelson was named CFO for Ryder System Inc., Miami. His duties will include overseeing $1.3 billion in pension assets. He replaces Ed Huston, who was promoted to vice chairman. Mr. Nelson previously was treasurer at Koch Industries, Wichita, Kan., with $982 million in pension assets. His position there remains vacant.