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Before the incident, Bai had frequently searched the internet for information about depression treatment. Many medications for psychiatric diseases were in his desk drawer. Bai also wrote notes revealing excessively pessimistic views about life and deep concern about his family's future.

Beijing-Zhangjiakou route set to bring direct benefits to impoverished areas 

Beijing launched 171 new rural tourism programs, and built 222 kilometers of walking trails in 2017, said Song Yu, head of the Beijing Municipal Commission of Tourism Development.

Before kicking off his visit to Vientiane on Saturday, Hun Sen said on Friday that about 30 Laos soldiers have "encroached on Cambodian territory" in the areas of O Alay and O Ta Ngav in Stung Treng province bordering Laos' Attapeu province, 380 km north of Cambodian capital Phnom Penh and 570 km southeast of Vientiane, since April and issued a six-day ultimatum to the invading Laos forces to leave Cambodia, or military action will be taken against them.

Beijing (China) International Green Energy Forum was organized by Tsinghua Holdings and the science park's administration committee and operation company. It gathered nearly 100 experts, scholars and corporate representatives from China and the United States to discuss such topics as how to increase energy efficiency to create a cleaner and safer economy, and what kind of international cooperation should be conducted in future to facilitate technological innovation.