| Clue | Source | Date |
|---|---|---|
| About to crash? | LA Times Daily | 21 Feb 2015 |
| About to crash, apparently | New York Times | 14 Feb 2015 |
| About to crash, apparently | ||
| About to crash? | ||
| Half-awake | ||
| Half-awake | ||
| Ready to doze | ||
| Having trouble staying up | ||
| About to drop off | ||
| Unalert, in a way |