11.   Slaney, a four-time Olympian without a medal, also will be chasing her first world indoor title.

12.   Surin won his second consecutive world indoor title in Barcelona in March.

13.   The Austrian is a threat on clay, but he has only one indoor title in his career.

14.   This was her second national indoor title.

15.   He followed that up with the European title last year and the Spanish indoor title earlier this season.

16.   He did, however, make a successful to return to the Catalan capital earlier this year, when he won his fourth world indoor title.

17.   He had also won the world indoor title in March.

18.   He reached the semi-finals of the hard court tournament in Cincinnati last month, and won an indoor title in Essen, Germany.

19.   If Moen pulls off the world indoor title here he is likely to suffer the same comments.

20.   If he falters, returning veteran Greg Foster could scoop up his seventh US indoor title.