Widely considered one of the greatest distance runners in history, Haile Gebrselassie is an Ethiopian long-distance track and road running athlete. Over the course of his career, he has set more than 20 records and won numerous Olympic and World Championship titles, achieving major competition wins in outdoor, indoor, cross country, and road running races as short as 1,500 meters and as long as full marathons. In 1995, he beat the world record for the 5,000-meter run by how many seconds? Discuss