The Latest on China: Authorities control information
On China's popular microblogging platform of Weibo, some users complain that their posts about the blasts have been deleted, and the number of searchable posts on the disaster fluctuated, in a sign that authorities are manipulating or placing limits on the number of posts.
Government officials and state media say that the massive explosions at a warehouse for dangerous materials in the northeastern Chinese port of Tianjin killed at least 17 people and injured hundreds, including 32 in serious condition.
Police in the Chinese port city of Tianjin say at least seven people have been killed in explosions sparked at a warehouse for dangerous materials.
Police in Tianjin said an initial blast took place late Wednesday night in shipping containers at a warehouse for hazardous materials owned by a logistics company.