Some reported intense shaking in the quake, which struck northeast of San Francisco. There is no tsunami threat, officials said.
The FBI, U.S. Marshals Service, the National Center for Missing & Exploited Children and Crime Stoppers are assisting in the search for Kamille McKinney.
The shots may speed up the progression of arthritis and hasten the need for surgery.
The killing of Rachelle Bergeron shocked the tiny island of Yap, one of Micronesia's four states, where she served as acting attorney general.
Analysis: Now that American Anne Sacoolas has left the U.K. following the deadly crash, she either has residual immunity — or none at all.