Here is a link to the brief in Briscoe v. Virginia. The case is a follow on to Crawford and Melendez-Diaz.
Here is the Issue as reported by SCOTUSWiki.
Briscoe v. Commonwealth of VA: If a state allows a prosecutor to introduce a certificate of a forensic laboratory analysis, without presenting the testimony of the analyst who prepared the certificate, does the state avoid violating the Confrontation Clause of the Sixth Amendment by providing that the accused has a right to call the analyst as his own witness?
Court-Martial Trial Practice Blog

