A duo in Lancaster County was arrested for posting a school shooting threat to social media, State Police said Thursday. Francy Brisma, 19, of Willow Street, is accused of uploading a picture of Garrett Swayne,

Garrett Swayne, 19, of Quarryville, and Francy Brisma, 19, of Willow Street, are both charged with terroristic threats, according to State Police.

Two Lancaster County teens have been charged with posting an unspecified online threat that prompted one county school district to notify its students and families.

A Maryland teen who authorities say wrote 129 pages about a school shooting was convicted Wednesday of threatening mass violence. Alex Ye, 19, of Rockville, was found guilty on one count of threat of mass violence after a two-day bench trial in December.