Tightrope diplomacy: Options weighed as China detains 2 Canadians after Huawei CFO arrest

The National

Entrepreneur Michael Spavor and ex-diplomat Michael Kovrig are being held on suspicion of "endangering national security" in China. The two cases ratchet up pressure on Canada, which is holding Huawei CFO Meng Wanzhou in Vancouver for possible extradition to the U.S. It's a detention China has furiously demanded be overturned.

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