1.   And they have set up the next phase of their attack by challenging the competency and veracity of the police evidence experts and laboratory technicians.

2.   Evidence experts say defense lawyers may have objected to opening the envelope because they feared the evidence could be damaging.

3.   Evidence experts suggested then that defense lawyers may have objected to opening the envelope because they feared that the evidence could be damaging.

4.   Evidence experts catalogue the DNA characteristics of each sample and store the information on computer files.

5.   Miguel Mendez, an evidence expert at Stanford University law school, said it is highly unusual in his experience for a defendant to be allowed such a platform.

6.   The e-mail exchanges among evidence experts have escalated.

7.   The Florida lawman had met the Dutch police officer in an Internet chat room popular with criminal evidence experts and learned of his work with earprints, Hunter said.