Independence police issue Silver Alert for missing woman Copyright 2021 Scripps Media, Inc. All rights reserved. This material may not be published, broadcast, rewritten, or redistributed. Missouri State Highway Patrol and last updated 2021-06-29 18:28:07-04 KANSAS CITY, Mo. â Police in Independence have issued a Silver Alert for a woman last seen on Monday night. Blanche Mary Merryman, 70, was supposed to go to a doctors appointment on Tuesday afternoon, but when her son arrived at her house in the 1000 block of North Cottage Street, she was not there. According to police, her mailbox was open and her house keys were found inside. Police say she does not have a vehicle and doesnât have access to medications.