21.   It suffered a troubled history.

22.   Lemieux emphasized that the man is a sound investor, but the NHL has a troubled recent history with mysterious investors.

23.   Like Freaknik and Black Bike Week at Atlantic Beach, S.C., Black College Reunion has been a long-running but unofficial April event with a troubled history.

24.   Like many complicated defense programs, the Land Warrior system has a troubled history.

25.   Macedonia has had a troubled history since its independence seven years ago.

26.   Nor did he know the troubled histories or backgrounds of lying about sex-abuse of some of the other children whose allegations led to arrests.

27.   Now they emerge with as much clout as could be summoned for a White House with such a troubled history.

28.   Partnership officials have denied the charges and called the accusers disgruntled ex-workers with troubled personal histories, some of whom were dismissed.

29.   Partnership officials have denied the accusations, saying they were from disgruntled former workers with troubled personal histories, some of whom were fired.

30.   Sega has the other trendiest toy in Japan -- and a troubled history, too.