11.   Abortion rights is a controversial topic in the health care debate.

12.   But Chinese UFO societies prefer to maintain a sober exterior, often downplaying controversial topics, which they prefer to discuss in private.

13.   Campaign finance reform has remained a controversial topic even since its formal introduction into law earlier this year.

14.   Comics also give moviemakers the freedom to handle controversial topics by cloaking them in the guise of simple superhero stories.

15.   Doing away with the red line is another interesting, but also controversial topic.

16.   Gambling is a highly controversial topic among Iroquois nations, and efforts by the state to link casinos and land could lead to a total collapse of negotiations.

17.   He also spoke about dealing with controversial topics in an honest, straightforward manner.

18.   He must take on controversial topics, then lob the hot potatoes over to PBS, where they stand a slim chance of making the national feed.

19.   He said the software could prevent people from pursuing legitimate research on controversial topics.

20.   He is aware that there is tremendous public pressure to show progress on this controversial topic.