Dutch police use hologram in bid to solve cold case murder of Amsterdam sex worker

In Amsterdam’s Red Light District, the hologram of a women sits behind a window. She looks out as passers-by, then appears to knock on the window and breathe on the glass. The glass seemingly fogs up, and the word “help” appears.

​ In Amsterdam’s Red Light District, the hologram of a women sits behind a window. She looks out as passers-by, then appears to knock on the window and breathe on the glass. The glass seemingly fogs up, and the word “help” appears. Read More Breaking News, Latest News and Videos | CNN