A millionaire decided to install hidden cameras to monitor the nanny and was shocked when he saw the footage a few days later. The man, owner of a large corporation with a capital of $200 million, could not trust the new domestic helper. Previous experiences with nannies had left deep marks — stolen items, revealed secrets, betrayal. He installed hidden cameras throughout the house — in the living room, kitchen, child’s room, even by the front door — and monitored her every move via his phone 24