The Mumbai Crime Branch has arrested the 13th accused, who has been identified as Praveen Lonkar, gangster Lawrence Bishnoi's aide, Shubham Lonkar's brother, in the Rohit Shetty house firing case. Praveen, who will stay in custody till March 16, is reportedly the older brother of the absconding accused Shubham. His arrest is expected to lead the investigation to other accused.