| Time (AEST) | Event | |-------------|-------| | | Henderson drove to the Miller‑Tsuno residence, claiming he needed to discuss a “final payment”. | | 07:50 | He forced his way inside, brandishing a legally‑owned 9 mm semi‑automatic pistol (registered to him). | | 07:55 | He ordered the couple to the living‑room couch, demanded the “money they owe him”, and threatened to “hurt them if the police come”. | | 08:10 | Ayako attempted to de‑escalate, offering to call a mediator, but Henderson rejected the offer and began pacing, shouting. | | 08:30 | NSW Police received the emergency call (000) and dispatched two patrol units to the address. | | 08:45 | Tactical Police Unit (TPU) officers arrived, establishing a perimeter and initiating a covert negotiation team. | | 09:00 – 12:00 | Negotiations continued for three hours. Henderson repeatedly demanded that John transfer $12,500 to an offshore account, insisting that the money be “in cash”. He also threatened to set the house on fire. | | 12:15 | A tactical breach was authorized after a tactical‑risk assessment determined the gunman’s mental state had deteriorated and the victims’ safety was compromised. | | 12:20 | TPU entered the home via a rear side‑door, using a flash‑bang device to disorient the gunman. Henderson dropped his weapon and surrendered without further injury. | | 12:30 | Paramedics attended the scene. Both John and Ayako received first‑aid for minor lacerations and a mild shock‑induced anxiety reaction; they were later released from the hospital. | | 13:00 | Henderson was booked at the Central Local Court, charged, and transferred to Silverwater Correctional Centre. |