beijing
This is one man's mission to document the city's smog.
But the country isn't in the clear yet.
Trading has been halted for the day, the second daylong suspension this week.
Can "mass innovation" help China vault over the middle income trap?
WHAT'S HAPPENING
The American, British, French and other embassies said they had received information of possible threats against Westerners.
Activists say the sentence serves as a strong reminder that the Communist Party does not tolerate challenges to its rule.
It is the second ever "red alert."
Officials issued a "yellow alert" for smog in Shanghai this week.
Supporters say authorities are persecuting the human rights lawyer Pu Zhiqiang amid a crackdown on civil society.
