Huawei asks U.S. court to declare defense bill 'unconstitutional'

China's Huawei Technologies says it has filed a motion for summary judgement in its lawsuit against the U.S. government, in the telecoms equipment maker's latest attempt to fight sanctions from Washington that threaten to push it out of global markets. Rough cut (no reporter narration).

from Reuters Video: World News https://reut.rs/2Kc0i5E