San Diego June 13, 2017 10:20 pm San Diego Unified Email Retention Policy Change Sparks Debate A controversy is brewing in the San Diego Unified School District for a new email retention policy change, set to start in July. NBC 7’s Rory Devine has the story. US & World Videos 2:45 La Jolla Concours d'Elegance classic race cars 1:39 Troops Endure Hyper-Realistic Training 2:07 New study links consuming red meat with dementia 2:05 Police find, return dozens of abandoned Amazon packages 0:28 A Vermont state trooper plunges into icy pond to rescue 8-year-old girl