On June 27, local time, according to several U.S. officials, U.S. President Joe Biden is expected to announce an extension of the U.S. military presence in Poland during a NATO summit in Europe, and to change the troop deployment strategy in the Baltic countries.

  U.S. troops will likely be stationed in Latvia, Estonia, Lithuania and Poland, the officials said.

(CCTV reporter Gu Xiang Liu Xiaoqian)