1.   Among the serious topics addressed Tuesday by Rumsfeld was civilian casualties in Afghanistan.

2.   And certainly not a serious topic for a human rights spokeswoman with global influence and designs on the U.S. Senate seat from New York.

3.   As the conversation moved into the sitting area, Young turned it to more serious topics.

4.   At least the usually lighthearted crew moved beyond the world of sports and tried to deal with a serious topic.

5.   But there is also a variety of other events scheduled every day, on topics as serious as panic-disorder syndrome.

6.   Hawn told The New York Times that although the movie is lighthearted, it hits on a serious topic.

7.   He said comics provide a palatable way of serving up serious topics.

8.   He predicts that China policy will become a very serious topic in the presidential election.

9.   He has taken on serious topics at Gaston Hall, including the world AIDS crisis, social security reform and youth violence.

10.   He read a serious speech about a serious topic, as serious-looking Texas ranch land rolled out behind him.