Written by John Giduck, JD, Ph. D. , author of Terror at Beslan and co-author of The Green Beret In You, together with Major Joe Bail, Chester, PA SWAT commander (ret. ), this book provides a graphic, behind-the-scenes look at every decision and step of the law enforcement response to the first two killings at West Ambler-Johnston Hall early on the morning of April 16, 2007, through Seung-Hui Cho's rampage inside Norris Hall, culminating in the heroic efforts of police, EMT and first responders in rendering aid to the victims and saving the lives of critically wounded students.