Just this month a chinese reporter investigating an unlicensed coalmine was beaten to death .
就在本月,一名中国记者在调查一件无证煤矿事件中被殴致死。
Workers of the coalmine decided to go on strike for better working conditions .
煤矿工人们决定为争取更好的工作条件举行罢工。
" Twitter is the canary in the news coalmine , " wrote jeff jarvis , a new-media savant , after the service beat mainstream media to news about the earthquake that struck china 's sichuan province in may 2008 .