UPPER SAUCON TWP., Pa. -

Students at a Lehigh County high school were on lockdown for a brief period Friday morning.

Upper Saucon Police said Southern Lehigh High School was placed on lockdown while they investigated a domestic issue.

Police said the issue indirectly involved a student there. Officers initially could not find the student in question and placed the school under lockdown until they could locate the student.

The lockdown was in place for about 15 minutes, police said.