Corpus Christi police are investigating a terror threat made against Tuloso-Midway High school.
It came in the form of a picture that is circulating on social media in which someone threatens to "shoot up" the school.
Tuloso-Midway High School will be on lock down and classes will go on as scheduled.
Students will only be able to enter and exit the building through the front door.
CCPD is aware of the threat and will be providing extra security on campus.
This is still a developing story stay with KRIS 6 News for the very latest.