Diamond Bynum and her 2 year old nephew vanished without a trace from Gary, Indiana.  Diamond suffers from Prader-Willi Syndrome, a condition that leaves her mentally and physically disabled. There have been few clues in this case. 

https://www.nbcchicago.com/news/family-holds-out-hope-that-missing-child-woman-will-someday-be-found/2507890/

https://chicago.suntimes.com/news/2021/7/25/22593314/diamond-bynum-king-walker-missing-gary

https://medium.com/the-true-crime-edition/double-disappearance-where-are-diamond-bynum-king-walker-155cd18c0773

https://charleyproject.org/case/diamond-daisy-bobbie-monet-bynum

https://charleyproject.org/case/king-rajan-walker