Writer David H. Hendrickson Runs for A Great Cause… Award-winning mystery writer and regular contributor to Pulphouse Fiction Magazine, David H. Hendrickson has decided to run the New York City Marathon in early November. Now some of you might remember that in my last half-marathon in February here in Vegas, Dave had already finished and because I was having back issues, came back for me and helped me get through the finish line, to a medical tent, and then to the car. Dave is amazing and he just completed a Half Iron Man race. That just hurts my head. Dave is running the full New York Marathon and he is…