Tim Culpan, Columnist

Trump Just Took the Nuclear Option on Huawei

Things could get nasty real fast.

This is no warning shot.

Photographer: Hollie Adams/Bloomberg
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A new U.S. edict limiting Huawei Technologies Co.'s access to technology is more than just an incremental measure against the Chinese telecommunications giant. It threatens to kill the company, which invites retaliation from Beijing.

In May, the administration of President Donald Trump mandated that manufacturers globally couldn’t use American technology to produce chips designed by Huawei.