WASHINGTON - Democrat Wesley Clark says if elected president, he would create a corps of civilians who could be called up for service in national emergencies much like the National Guard. Every American age 18 or older could register for Clark's civilian reserve, listing skills that could aid the country in a disaster. Registration is voluntary and would involve a commitment to serve any time for five years. In times of national emergency, such as floods, forest fires or terrorist attacks, the president would have the power to call to duty up to 5,000 civilian reservists. Tours would last as...