यदि आप इस वीडियो को नहीं देख सकते हैं, तो आपका ब्राउज़र एचटीएमएल 5 वीडियो का समर्थन नहीं करता है
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Former FCC Chairman says that U.S. has spent no money testing 5G infrastructure before rolling it out to the public.
already exist