And now, using DNA technology, there is a chance they can test their theories.
We need highly sensitive DNA technology for tests like that.
"With DNA technology we can convict someone today, tomorrow or 10 years from now."
Police were expected to use the latest DNA technology in their investigation.
Since the original trial of these two men, new developments in DNA technology have become available.
The DNA technology had awesome potential to do good and harm.
But he was only brought to justice following advances in DNA technology.
Advances in DNA technology made it possible to identify fresh evidence.
Positive identification, using the most advanced DNA technology, took another four years.