Bagley, No. 05-4461 I'n a capital case in which petitioner was convicted of murdering his sons as they lay sleeping, denial of habeas relief is affirmed where state courts' rejection of a claim that trial counsel provided ineffective assistance during the penalty phase of the trial by failing adequately to investigate his mental-health history and background, was neither contrary to, nor an unreasonable application of, clearly established Supreme Court precedent. [read post]