In fact, "no other witnesses or direct evidence (linked) Milke to the crime" other than Saldate's testimony.

CNN: STORY HIGHLIGHTS

"The judge and jury believed Saldate, " said Kozinski of the verdict and sentence.

CNN: STORY HIGHLIGHTS

The detective, Armando Saldate, said the friend told him that Debra Milke was involved in a plot to kill her son.

CNN: STORY HIGHLIGHTS

After that, Saldate said he placed Milke under arrest.

CNN: STORY HIGHLIGHTS

There was no recording of the interrogation, no one else was in the room or watching from a two-way mirror, and Saldate said he threw away his notes shortly after completing his report.

CNN: STORY HIGHLIGHTS