21.   But it raises questions about whether Palmer, now in his fourth season, will ever possess the mental makeup to match his seemingly limitless potential.

22.   But midway through his fourth season, the Spitfires were forced to make a personnel decision because of junior limits on overage players.

23.   But the strategy is expected to make it the top-rated network for the fourth consecutive season.

24.   By his fourth professional season, he was on the threshold of the big leagues at Class AAA.

25.   By her fourth season, no one could argue with her results.

26.   Carter, who is entering his fourth season, would have become a restricted free agent next summer.

27.   Chase said he went to France at the end of April not sure whether he would end the series after the fourth season.

28.   Coach Tom Rossley is in his fourth season.

29.   Darius Miles has two more years with an option for the fourth season.

30.   Defensive end Malchi Crawford has been participating in spring drills despite having completed his fourth season of eligibility.