Defense Dept. struggles to balance supply-chain security concerns, commercial innovation push

The Pentagon has moved in recent years to better secure key technologies and data from potential adversaries like China, but those efforts are increasingly coming into conflict with the Defense Department's attempts to work with commercial businesses.

The issue has garnered international media attention as U.S. officials attempt to convince countries around the world that Chinese telecommunications giant Huawei's relationship with the Chinese Communist Party poses too great a risk to allow the company to build the next-generation “5G” wireless...