1.   Later though, a personal inspection is necessary, the man inside the suit never sure if a second device is timed to go off.

2.   Analysts are never sure why a sell-off occurs.

3.   And think of moviegoers as reluctant players, never sure they can trust what they see.

4.   As for the made-up bits, I was never sure whether they were delusions or lies.

5.   But I was never sure if I had made any lasting impact.

6.   But she is never sure who or how many will show up.

7.   But they were never sure why he had taken the secrets, or which country he might have planned to help with them.

8.   Casteen makes these visits once or twice a year, though he is never sure if the parents will want to see him, given the circumstances.

9.   For that reason, though jurors know their case is being widely watched, they said they are never sure to what extent.

10.   Given the corruption and general lack of accountability, though, farmers were never sure what the planes were releasing.