[Warning: Potentially Triggering Content] If Pima County Sheriff Chris Nanos could do it all over again, he probably would have changed some things up. During his press conference on Thursday afternoon updating the world about the status of TODAY show host Savannah Guthrie's missing mother Nancy Guthrie, the Pima County Sheriff's Office leader admitted that he regretted opening up the Guthrie home and taking down the crime scene tape as early as he did in the investigation. Seriously.