If this were a private school, this would not be in the news. Why? Because the parents freely chose the school and agree to the terms. If the private school insists on dignified and orderly commencement ceremonies, and the family knows the consequences, then too bad for the kiss blowing kid.
Ah! But...With government schools the children at there by compulsion ( Armed police, court, and foster care action.) That is why there is a conflict. The government is punishing this young man for exercising his free speech.
He blew a kiss to his mother. Stone him!!!! Stone the infidel!!!!