1. She has previously revealed she was very keen to start a family with Alex, although she was unsure what kind of mother she would be.
2. Immigration officials say they are unsure how long tourists can expect to wait in line for the checks to be made.
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3. Missy Evans said she is unsure when she'll be ready to seek a surrogate to carry her son's child.
4. Though they've been able to draw similar inspiration from Li Na, the Chinese men are still unsure their lack of size and power can be overcome.
5. You may be feeling unsure of yourself due to competition, both socially and at work.
6. Liu said he was unsure if his world record would be bettered during his competitive lifetime.
7. He was unsure if he would still be playing international football when Brazil host the World Cup in 2014.
8. Dutch winger Arjen Robben is back in training but it is unsure whether he will be risked for the Barcelona game.
9. Merrill Lynch chief economist Bruce Steinberg said the Fed appeared to be unsure of how quickly the economy is recovering.
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10. Pound said he's unsure whether WADA would have jurisdiction to take any action against Armstrong if the allegations could be proved.