A threat on social media has prompted the Manatee County School District to be on high alert. PROVIDED PHOTO
A threat on social media has prompted the Manatee County School District to be on high alert. PROVIDED PHOTO
A threat on social media has prompted the Manatee County School District to be on high alert. PROVIDED PHOTO

Web threat heightens security at Palmetto's Lincoln Middle School

January 27, 2016 11:42 PM