Plumlee v. Del Papa, ___ F.3d ___ (9th Cir. October 18, 2005) (reversing denial of plaintiff's petition for a writ of habeas corpus where Sixth Amendment rights were violated when the trial judge denied pre-trial motion to substitute counsel on the basis of an irreconcilable conflict).
http://caselaw.lp.findlaw.com/data2/circs/9th/0415101p.pdf