South Central Elementary Locked Down

South Central Elementary School in Canonsburg was briefly locked-down Thursday afternoon after a woman was seen brandishing a shotgun in the area of the school.  Canonsburg Mayor Dave Rhome tells WJPA News that she was detained by police and will likely be hospitalized.  No motive was given for her actions.  Rhome says the incident occurred around three-fifteen, as students were preparing to be dismissed.  He says the students were held back for a brief period and then sent home.  Rhome says there were no injuries.