Use "sag down" in a sentence

1. Ingrid saw his head sag down soon afterwards and stay immobile

2. Thick wrinkles sag down his face and hands and fingers, and his skin is off-color, especially on his hands and face and neck

3. Her eyes were flaming with a dark flame the color of raven wings, the sound of vulture wings, and her head was so heavy with terror, so full of an iron weight, while her mouth was stuffed with invisible hot cotton, that she felt her head sag down into her immensely fat, but she could not see the fat, hands