The Michigan State Police Alpena Post has partnered with the Alpena City Police Department and Alpena County Sheriff’s Office for a community presentation. The topic will be internet safety including social media safety, sexting, and cyberbullying. The public is invited to attend this event, which will take place on Wednesday, Sept. 18 from 6 to 8 p.m., at the Alpena High School auditorium, located at 3303 S. 3rd Ave. in Alpena. A question-and-answer session will follow the presentation.