it being understood that the term “shipwreck” means shipwreck from any causeCite / Copy / Paste
To you.
If the commander on the scene judges the target(s) need additional attention in pursuit of the mission, they are within their power to continue the engagement. That the target might be on fire and unmoving does not change this.
Responsibility to rescue comes -after- the engagement, not during.
This engagement was not over.
Note the 2 last words.