But no one has offered Seddique Mateen the advice he needs, so I humbly offer it here: Shut up. Impossible as it is to believe, the father of Orlando shooter Omar Mateen is still saying stupid things about gays - even after his son killed 49 people and injured 53 others at a gay nightclub.īasic public relations should tell you that after your son has committed a murderous rampage, you’re not in the best position to judge others.