The shooter responsible for two deaths and multiple injuries at an Iowa high school earlier this year “likely displayed warning signs” according to a detailed report from state officials released Friday.

The 17-year-old boy suspected of opening fire at Perry High School in Iowa earlier this year did so because he wanted notoriety, the state’s Department of Public Safety announced Friday.

The student gunman in a small-town Iowa school shooting in January in which two people were killed and several others injured was known to have a fascination with school shooters and exhibited a number of unreported “warning signs,