" In the aftermath of a 14 February 2018 school shooting in Parkland, Florida that left at least seventeen people dead, the Internet brimmed over with rumors and disinformation about suspected shooter Nikolas Cruz. Was he a Dreamer? No. A registered Democrat? No. Was he pictured in an “antifa t-shirt”? No. Was he photographed in a hat bearing President Trump’s 2016 campaign slogan, “MAGA” (“Make America Great Again”)?  "

https://www.snopes.com/did-shooters-instagram-picture-maga-hat/

(CNN) " In a private Instagram group chat, confessed school shooter Nikolas Cruz repeatedly espoused racist, homophobic and anti-Semitic views and displayed an obsession with violence and guns "

http://www.cnn.com/2018/02/16/us/exclusive-school-shooter-instagram-group/index.html