He has had to delay retirement by 7 to 10 years.
Consequently, many people will have to delay retirement or take on another career late in life.
Separate recent research found that over 6 million people plan to delay their retirement because they can not afford to stop working.
"I will delay my retirement until that selection has been made," he said.
The latest plans for the B-52, which was first flown in 1952, delay its retirement until 2040.
Chan agreed in 1999 to delay her retirement until June 2002.
Household International's chairman is delaying his retirement after the weekend death of the company's president.
They said he had been pushed out after delaying his retirement to assist the agency.
One worker delayed his retirement after 40 years of working to be part of the project.
He was 68 and by his own account had kept delaying his retirement.