On Thursday, Mayor Mike Spano and police Commissioner Charles Gardner announced a voluntary initiative called the Yonkers Missing Children DNA Program.
The search was on Tuesday night for two teens visiting from India, who disappeared while on a school trip to New Jersey.
British authorities announced new efforts Wednesday to solve the case Madeleine McCann, a little girl who disappeared in 2007 while her family was on vacation in Portugal.
Patz’s 1979 disappearance caused a frenzy in New York City. It also prompted huge changes in the way missing child cases were handled. Patz was the first missing child to appear on the back of a milk carton.
Police are asking for help in finding 28-year-old Shanel Nadal, who is accused of “custodial interference” with regard to her her eight children.