David and Bob investigate simultaneous explosions that incinerated a high tech lab and several of its employees; new virologist Rachel Woods studies the DNA of a gay-basher suspected of killing a fellow student.
Did You Know?
The standard forensics procedure to identify badly burned bodies is dental records which predates DNA testing by many decades but is always 100% accurate. Even then the bodies were so badly burned they would have had to resort back to dental records anyways. DNA testing is only used as a last resort. See more