He didn’t specify the “World Leader” in the question. Just reinforces the media not letting the facts get in the way of their nyuk nyuk moment. Who was the intrepid reporter asking the question?
The reason why reporters ask some of these inane questions is laid out in Paul Brislens excellent twitter thread linked below. There is an element of entertainment but there is also a serious point to this. Some brain surgeon will undoubtably drink disinfectant and then the authorities will be blamed for not saying it was a dumb idea.