U.S. stocks opened, the Dow fell 0.16%, the S & P 500 fell 0.37%, the Nasdaq fell 0.53%. Alibaba (BABA. N) rose nearly 2% on news that Apple will cooperate with it to develop AI functions for iPhone users in China, Baidu (BIDU. O) fell nearly 5%. Coca-Cola (KO. N) rose more than 4%, its Q4 revenue exceeded market expectations.