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Deng added that the mission's report can help the international community understand China's contributions to the global nuclear security system and also offer China's best practices to other nations.

Delta said sales of most of its Sino-US flights have remained stable.

Democrat Joe Biden, who is moving forward with a presidential transition plan, on Monday named a 13-member group of healthcare experts to draft policies to address the coronavirus pandemic. He implored Americans to wear masks.

Despite the complicated geology of the area, this bridge was completed in just five years. Meanwhile, a combination of various technologies were featured, including smart concrete for automatic even flow, smart checkup and data recording on bridge conditions, as well as Cloud Health Keeper to detect problems and send out alerts when necessary.

Democratic presidential candidate Senator Kamala Harris of California called Facebook "a utility that has gone unregulated" and highlighted the issue of privacy, about which "serious regulation" should be enacted.