Abstract: The rate of phase difference change is an important index of passive location measurement. In the actual situation, the rate of phase difference change is not large, and the phase difference ...

Milwaukee police say a critically missing 68-year-old man has been safely located. Police said the man was last seen around 1:15 a.m. Dec. 22, walking west in the 5000 block of West National Avenue.

The Chicago Police Department is seeking the public's assistance in locating 59-year-old Ana Palafox, who went missing on December 19, 2025. Palafox was last seen at Rush Hospital, located at 1620 W.

OSWEGO – Update: Scott E. Brien has been located safe in the Syracuse area. The New York State Police, SP Fulton, are attempting to locate Scott E. Brien, age 55, who has been reported missing by his ...