While some incidents involved people following Google Maps directions to a McDonald's or Burger King located on military bases, other more serious instances include a group of Chinese nationals trying to push past guards at an army base in Alaska, claiming they had reservations at a hotel on the base.
U.S. officials believe these intrusions are an effort to gauge the security practices at these sensitive sites, and the gate-crashers report back what they learn to the Chinese government, the report added.
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