Gary & Shannon search the web for the top trending stories of the day. Here is "What's Happening?!" for August 15th: Parkland school shooter's brain exams to be subject of court hearing Fire at Cairo Coptic church kills 41, including 15 children Weapon in deadly 'Rust' film set shooting could not be fired without pulling the trigger Denise Dowse, ‘Insecure’ and ‘Beverly Hills, 90210’ actress, dies at 64