A Johnson City Man Convicted Of Killing A Man In 2006 And Setting His House On Fire Has Had His Murder Conviction Appeal Denied By A State Appelate Court. Poncho Juan Delgado Is Serving A Life Sentence For The May 2006 Stabbing Death Of 41 Year Old Robert Curtis. Delgado’s Case Was Appealed On The Issue Of Whether There Was Sufficient Evidence To Support Premeditation In The Killing.