Sharni Vinson

After Ducky is stabbed at a crime scene, the team uncovers disturbing secrets from the good doctor's past.

The team investigates the 1971 death of a teenage circus aerialist who reportedly fell to her death by accident during a dangerous new act -- but she may have been a victim of foul play. Meanwhile, Rush faces potential charges in another case.

When a heist goes bad and a bank manager is shot dead, a frantic gunman takes the entire bank hostage and demands a CSI come in to prove his innocence. (TV-PG)