By Patrick J. BuchananThree months ago, George Zimmerman, a neighborhood watch volunteer in Sanford, Fla., shot and killed Trayvon Martin.Handcuffed, taken in and interrogated, Zimmerman told police Trayvon had been acting suspiciously that dark and rainy night, that he had followed Trayvon, been knocked down and battered on the ground, and, fearing for his life, pulled a concealed handgun Continue reading...