No deaths have been reported in a blaze that engulfed a 42-story office tower in southern China Friday. Scores of videos on social media show copious amounts of black smoking rising from the fire in downtown Changsha, a city with a population of about 10 million that is also the capital of Hunan Province. Newsweek reported that “large items and bits of debris were seen falling” from the building Friday. It identified the building as the “715-foot-tall China Telecom” building and said the city had sent an “army of 280 firefighters, who were able to extinguish the blaze quickly.” The…