That tragedy is drawing thousands of marchers to Washington this week. The organizers, who are calling the Mother's Day event the Million Mom March, want stricter gun laws. They say new laws would mean that fewer children -- and adults -- would be hurt or killed. * There are people who disagree, saying new laws would not solve the problem and would unfairly keep them from getting guns to protect themselves or for sports such as hunting. * That disagreement, over what is known as "gun control," is one of the most emotional debates in our country.