FILE - In this file photo dated Jan. 29, 2009, reflections are seen in the sign at the global headquarters of AstraZeneca in London. Shares in Anglo-Swedish drugmaker AstraZeneca plunged 16 percent on Thursday July 27, 2017, after a new lung cancer drug trial did not prove as successful as the company had hoped. (AP Photo/Kirsty Wigglesworth/FILE)
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