Manhunt underway for escaped prisoner convicted of killing his girlfriend in Pennsylvania

A man who was convicted of of fatally stabbing his girlfriend escaped from a suburban Philadelphia prison Thursday. Prosecutors say Danelo Cavalcante is also wanted in his native Brazil in a separate killing. Nancy Chen has the latest on the manhunt.

source https://www.cbsnews.com/video/manhunt-underway-for-escaped-prisoner-convicted-of-killing-his-girlfriend-in-pennsylvania/