The following post made by the official Weibo account of the duty office at China Central Television’s news channel (CCTV News), was deleted from Sina Weibo sometime before 9:12 a.m. yesterday, October 16, 2012. The post simply reports breaking news about the death of two police officers in Kunming, the capital of Yunnan province, on October 15. The CCTV News duty office currently has just under 178,000 followers, according to Sina Weibo. [More on deleted posts at the WeiboScope Search, by the Journalism and Media Studies Centre].

[Two Police in Kunming’s Yiliang Sacrifice Their Lives On Duty] After 5 a.m. today, two policeman on duty in the Police Substation in the Old City in Kunming’s Yiliang County sacrificed their lives going out [to answer a call]. The China Central Television reporter has already verified this information, and relevant details of the case are presently under investigation. (CCTV journalist Liu Wenjie）

It is not clear why this Weibo post from CCTV News would be deleted by censors at Sina Weibo. News stories about the death of the two police officers are still available online, including this report on a Yunnan news site.
The original Chinese post reads:

【昆明宜良两民警出警后不幸牺牲】今日凌晨5点多，昆明市宜良县古城派出所两值班民警在接案出警后，不幸牺牲。目前央视记者已核实该信息，相关案情正在调查中。（央视记者 刘文杰）