THE SANTA CRUZ COUNTY SHERIFF’S SUBSTATION IN APTOS WAS CLOSED FOR ABOUT 2 HOURS TODAY. THAT AFTER A MID-COUNTY MAN BROUGHT IN AN ENVELOPE THAT CONTAINED A SUSPICIOUS WHITE POWDER. THE MAN SAID HE AND HIS BROTHER HAVE BEEN INVOLVED IN AN ONGOING DISPUTE, AND HIS BROTHER HAS SENT HIM THREATENING LETTERS IN THE PAST. THE SUBSTANCE TURNED OUT TO BE SUGAR.