It is coercion by stealth.

The victims were kind of spread out in the house. Smoke detectors could have made the difference.

There did not appear to be any smoke detectors in there, which certainly could have contributed to the tragedy.

What is a stealth bomber? It's a bomber that doesn't show up on radar, and you can't see it. Then we don't need one.

The trick to not being discovered until it is too late is to become part of the expected surroundings. Stealth is more the art of blending in with the background than sneaking through dark shadows.

Desperation makes for poor stealth.