Dr. Soon-Shiong tells PEOPLE he’s working to create a more universal cancer treatment by rethinking how we use radiation to target cancer cells – and that Reid is proof it can work. Instead of blasting the body with high doses of radiation, the doctor says the method he’s testing “tickles” the cancer cells to wake them up, while at the same time a patient is injected with additional “natural killer cells” that reinforce the body’s immune system in order to find and fight off the cancer.