According to a story linked on another post, Bissonnette (the non-Moroccan shooter) had Donald Trump listed as one of his likes on Facebook. Expect the media to make the most of that.
To their credit they said in the article there were no other signs of support elsewhere - the kid also liked the Israeli defense force page?
Another goofball - many times the motive is mental and beyond our comprehension. Even if he were swayed by the other goofball he is clearly a warped snowflake. Islam in many forms preys on the mentally ill and often enlists them for acts of terror like this.