"Heather Bloom was last seen in the care by her sister, Shari Bloom, who resides in Berkeley, California. Heather has not been seen since 2005. Heather has down syndrome and may be seen in a wheelchair. Heather is non-verbal and requires constant care and daily medication for a thyroid condition:" NAMUS.
"The police went to Shari's new apartment in March 2010 and she wouldn't open the door for them. She answered questions through the window and said Heather was fine, but she refused to let anyone see Heather or come inside the home:" Charley Project.
Resources: Missing Persons List + Search Missing Persons by State + Unidentified Remains
NAMUS: Federal government database for missing, unidentified and unclaimed people. The “official source” used by law enforcement. Allows you to track cases. https://www.namus.gov/
Charley Project: Missing persons database with good detail on cases. https://charleyproject.org/
Doe Network: Current missing persons cases and unidentified remains. Includes international cases. http://www.doenetwork.org
Missing Veterans: Detailed profiles of missing veterans. http://www.missingveterans.com