5.6 earthquake strikes Oklahoma
Centered about 40 miles northeast of Oklahoma City
between Sparks and Prague
US Geological Survey reports the latest quake occurred at 10:53
The first earthquake occurred Saturday morning at 2:12 a.m. and was followed by seven aftershocks.
Then, the largest — a 5-point-6 magnitude quake — shook the area near Sparks in Lincoln County at 10:53p.m. Saturday night.