The police have said they are looking into reports of cyber bullying in the Coalisland area.
Posting on the Cookstown PSNI page, they said: “The PSNI have a dedicated Cyber crime unit. We are asking folk to be mindful of their social media security.
“Do not let internet trolls ruin lives. If you have any queries speak to Police. Always check the settings and profile options for websites that you use.”
The police added: “Think carefully about the information that you are happy to share with others.”