Attorney tells of vet's fears before slaying Houston Chronicle Copyright 2012 Houston Chronicle. All rights reserved. This material may not be published, broadcast, rewritten or redistributed. Updated 10:06 p.m., Tuesday, May 29, 2012 A Houston divorce attorney representing Dr. Karen Gunn, who was fatally shot by her estranged husband Monday before he took his own life, said Gunn had spoken to law enforcement officers last year about her husband's allegedly threatening behavior, but no charges were filed.