That's the nature of research and development work.
On December 3rd, 2013. See this statement in context.
On December 3rd, 2013. See this statement in context.
December 3rd, 2013 / 9:20 a.m.
Assistant Deputy Minister, Science and Technology, Department of National Defence
That's the nature of research and development work.
See context to find out what was said next.