Emma Gray was at the right place, at the right time, when she found her classmate severely bleeding. Most importantly, she had the right skills to save his life. As a Red Cross-certified lifeguard, Emma is prepared for emergencies. One morning while walking into school with her friends, she noticed a student lying on the floor and knew something was wrong. "The bell had already rung and students were rushing to class," Emma said. "I stopped, and the first thing I saw was a lot of blood around him." The student had suffered a seizure and was unconscious. Emma noticed the blood was coming from a cut in his neck and immediately took off her sweatshirt to apply direct pressure to the wound. She stayed with him, providing care until help arrived. First responders said that the student's carotid artery had been sliced by a metal piece on his backpack when he fell. This artery is the main source of blood from the heart to both the head and brain. "The EMTs told me if I didn't apply that...