thing that will start to wear on you. reporter: nypd sources tell abc news their top priority now is tracking the origin of that heroin and determining its purity. a toxicology report on hoffman is expected next month. john and marci? devin, thank you. his tragic passing casts light on the dangerous growing use of heroin in the u.s. heroin usage has increased 45% and concern over heroin mixed with potent painkiller fentanyl. 22 people died in western pennsylvania after using the drug mix but it does not appear hoffman s death was linked to the combination. the big story this morning is the recapture of an escaped convict in indiana. michael david elliott was on the run for about 24 hours before being taken back into custody last night. police caught him after reporting a stolen car, now on sunday elliott broke out of a michigan prison where he is serving life for murdering four people back in 1993 after