In this task, you are given a text of the article. Your task is to generate a headline (title) for this article.
Q: as other parts of the world stepped up precautions against sars , state-run newspapers tuesday reported china 's premier as saying the situation in beijing `` remains grave '' and that officials who do n't work hard to fight the disease will be punished .
A: 
china says sars grave in beijing ; hong kong treats patients with serum ; us university bans some asian students