Up until a week ago, it seemed as if John Chayka’s place in the Arizona Coyotes organization as the club’s general manager was relatively secure. During his four years on the job, the 31-year-old had completely revamped Arizona’s roster, adding players like Nick Schmaltz, Phil Kessel, Carl Soderberg, Taylor Hall, Alex Goligoski, Niklas Hjalmarsson, Darcy