This operation could be described as a race against death. The surgeons needed to stop the heart-lung machine while reconstructing the child's aorta. But they could only stop it for 45 minutes. Exceeding that would result in the patient’s death.

This put immense pressure on the doctors’ skills. Even with Dr. Weston’s years of experience, he couldn’t complete the surgery within that 45-minute window.

Evelyn felt a tremendous amount of anxiety for ...