Mexia High School on lockdown Thursday Thu, 01/30/2020 - 5:48pm Mexia High School was on lockdown Thursday afternoon after receiving a threat that was phoned in from out of state. The ...PLEASE LOG IN FOR PREMIUM CONTENT. Our website requires visitors to log in to view the best local news. Not yet a subscriber? Subscribe today! Read more about Mexia High School on lockdown Thursday Tags: Mexiahigh school