CSU Stuckey's careless error causes a deranged killer to go free on a technicality. Later, more signature killings emerge, and more people connected to the case may be targeted.
Did You Know?
At one point, Benson quotes to Stuckey "When you hear hoofbeats, think horses, not zebras". This is a famous medical aphorism credited to Dr. Theodore Woodward, from which the episode gets its name. A zebra is medical slang for arriving at an exotic or extravagant diagnosis, when a more commonplace explanation is more likely and preferable. See more
One of the victims is attacked with a syringe of potassium chloride (the same basic ingredients of lethal injections). However, if this is injected into a person without being properly diluted as is done in executions, it will burn through veins and skin which wasn't seen or mentioned. See more
Detective Odafin 'Fin' Tutuola
[Munch's ex wife has just thrown water at him as Fin walks by
Clean up on aisle three.