FBI, Danielle Imbo and Richard Petrone

There's been no trace of the pair since they walked out of a bar on South Street in Philadelphia on Feb. 19, 2005.
PHILADELPHIA (WPVI) -- On February 19, 2005, a young couple left a bar in South Philadelphia - and vanished. For 20 years, ...
After twenty years, the FBI is continuing their search for a couple that went missing from a bar on South Street in 2005.
Longtime friends turned lovers Danielle Imbo and Richard Petrone strangely vanished after a night out in Philadelphia nearly two decades ago, and detectives are still seeking answers.
Richard Petrone Jr. and Danielle Imbo went missing after leaving a South Street bar. What happened remains a mystery.