How Hillsong amassed its millions

As controversy surrounds Brian Houston, the founder of the global megachurch Hillsong, attention has turned to how he built his multi-million-dollar religious empire. Hillsong is one of the fastest growing churches in the world; even the Prime Minister, Scott Morrison, has on occasions been a worshipper. So how did Hillsong get so big, so quickly? Today, ABC 7.30 investigative reporter Hagar Cohen on Hillsong's property grab, and how some Australian churches ended up handing over everything.  Featured:  Hagar Cohen, ABC 7.30 investigative reporter