21.   To this day, skeptics wonder why he threw in the towel.

22.   While MGM says these people spend more on food and retail goods, some skeptics wonder whether they will spend enough to support a second round of expansion.

23.   With those deep-rooted problems, skeptics might wonder how much reliance to put on agency estimates across the board.

24.   And other skeptics wondered whether the modest payment offer would increase donations.

25.   Skeptics have wondered, however, if the Web can truly equal the lectern and chalkboard.

26.   Without their All-Star center, skeptics wonder whether the Heat will even make the playoffs.