AP Top Health News at 9:27 p.m. EDT

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Late-life high blood pressure may harm the brain, study saysTrump says drug maker Pfizer 'rolling back price hikes'Execution blocked after company objects to use of its drugLawsuits alleging Roundup caused cancer can move forwardNews organizations push for opioid data to be made publicSettlement in Colgate-Palmolive baby powder lawsuitCouple who prayed for healing plead guilty in baby's deathOklahoma fast-tracking medical marijuana, but with pushbackTrump administration slashes 'Obamacare' sign-up assistanceUK police race to find source of new nerve agent poisoning