The Supreme Court granted certiorari in Medellin v. Texas, the case on implementation of the Vienna Convention and the decision of the International Court of Justice in the Avena case. The orders list is here. The Texas Court of Criminal Appeals decision is here, and our post on that decision is here. The U.S. Supreme Court's previous nondecision on federal habeas corpus is here.
In other SCOTUS action, the Court ruled 8-1 in favor of the police officer in the bumping-the-fleeing-car case, Scott v. Harris: decision here, video is here. We will have more on this multifaceted decision later today.