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Viet Nam News - - World -

NEW YORK – Thou­sands of run­ners and their sup­port­ers took to the streets of Bos­ton on Satur­day to com­plete last month’s marathon that many were forced to aban­don af­ter bombs ex­ploded near the fin­ish line. Four sep­a­rate teams of sci­en­tists have said they were un­able to repli­cate a highly pub­li­cised study that last year touted a can­cer drug’s suc­cess against Alzheimer’s dis­ease in mice. — Agen­cies

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