1.   Both cases were eventually dismissed, because prosecutors believed that testimony used to convict them was perjured, and the men were released from prison.

2.   Both forms of evidence were used to convict Odell Barnes, who was executed in Texas in March for the murder of Helen Bass.

3.   Defense lawyers say the police tricked him into agreeing to a false confession that was used to convict him and the others.

4.   In recent weeks, the same law has been used to convict two journalists, a university professor and an aide to Birdal.

5.   Independent Mexican and US narcotics specialists who were shown copies of the tests used to convict Carmos described the conclusions as scientifically impossible.

6.   Investigators soon decided their only hope was electronic surveillance, the same technique used to convict the Gambino family underboss in New York a decade earlier.

7.   Independent Mexican and American forensics specialists consulted by Miguel Agustin Pro and the Globe described the analyses used to convict Carmos as crude and inaccurate.

8.   Much of the evidence at the trials of the other five will be the same as that used to convict Rivas.

9.   Recent tests show that hair evidence that was used to convict him actually exonerates him.

10.   She said she presented evidence of the alleged violations, including testimony of independent narcotics specialists who said the results used to convict Carmos were scientifically impossible.