New York Times: Premier Li Keqiang of China said on Sunday that the government was failing to satisfy public demands to stanch pollution and would impose heavier punishments to cut the toxic smog that was the subject of a popular documentary belatedly banned by censors. The premiers news conference at the end of the annual full meeting of the National Peoples Congress has become a fixture of the Chinese political calendar, cast as a show of political candor and accountability. But the briefings have mostly become...