As 911 telecommunicators, we are often asked, what is your craziest 911 story? We finally wrote them down. … Lea Harms and Emma Lee, sisters with eighteen years of combined experience in emergency services, offer a thrilling glimpse inside a 911 call center. Who are the heroes triaging the desperate calls for help? From drug overdoses, murder, and crimes of passion to swift-water rescues, car chases, and medical emergencies, the situations 911 telecommunicators navigate daily require quick thinking, courage, and (very often) a dark sense of humor. Lives on the Line takes readers behind the curtain to witness the intensity, victories, grief, and antics of emergency services, illustrating how the brave men and women in dispatch centers across the country represent America's First –First Responders.