Family: Ari (left) and Sari Horowitz (right) at the 2009 wedding of their daughter Natanya (center)
As a result of the crash, a married couple was killed and three others, including the couple's son, were injured and remain hospitalized.
'The investigation has further shown that a pet dog owned by the driver was in the Toyota at the time and may have been a contributing factor in the crash,' Middlesex County Prosecutor Bruce J. Kaplan told The Star-Ledger on Thursday night.
No charges have yet been brought against Armanious.
'The details cannot be released at this time since the investigation is continuing,' he added.