A Texas mega church is being blasted online after a longtime church director was arrested for an unthinkable crime.Gateway Church in Southlake, Texas, is no stranger to scandals. Last year, the megachurch founder Robert Morris was indicted on five counts of lewd or indecent acts with a child after shocking allegations began to swirl that he had sexual relations with a 12-year-old girl. Now, the church is back in the headlines after one of its directors was accused of pretending to be an ICE agent in order to extort money from a businesswoman…