Much like author Loren D. Estleman, private detective Amos Walker has long been reluctant to embrace technology; it was not until recently that Walker got his first cell phone. Now, in Infernal Angels, Walker is hired to do a twenty-first—century job-recovering stolen HDTV converter boxes. Before long, the case turns old-school: All the suspects and the man who lost the boxes are murdered, and Walker ends up working with both the local police and...