Police investigating three unrelated deaths Houston Chronicle Copyright 2012 Houston Chronicle. All rights reserved. This material may not be published, broadcast, rewritten or redistributed. Published 9:50 a.m., Sunday, October 28, 2012 Houston Police Sunday morning were investigating three unrelated deaths: a stabbing, a shooting, and another incident in which a cause of death has not yet being made public. Homicide investigators were reviewing the three incidents, in which authorities were not yet ready to release the names of the deceased nor whether anyone had been charged in connection with the incidents.