Local officials in Arizona are pushing to remove Pima County Sheriff Chris Nanos, who is leading the investigation into the disappearance of Nancy Guthrie . At least two Pima County supervisors plan to file a motion to have the sheriff's office vacated if Nanos doesn't step down by Tuesday, which marks 100 days since Guthrie vanished from her Tucson, Arizona, home. They allege Nanos lied under oath during a deposition for an unrelated lawsuit when he denied being suspended during his years as a