Magnitude 5.3 seismic event in **rth Korea: USGS (Reuters - The U.S. Geological Survey reported a 5.3-magnitude seismic event in **rth Korea on Friday, near a nuclear test site in
Magnitude 5.3 seismicevent in **rthKorea: USGS
(Reuters - The U.S. Geological Survey reported a 5.3-magnitude seismicevent in **rth Korea on Friday, near a nuclear test site in the **rtheastern part of the county.