 Complete the following phrase:  He won the 3000 metres title at the 2001 World Youth Championships in Athletics and stepped up a level to take the silver medal over 5000 metres at the 2002 World Junior Championships in Athletics the following year. Turning to senior competition, he was the runner-up in the 5000 m behind Hailu Mekonnen at the 2003 Afro-Asian Games and went on to claim the bronze medal in the 3000 m at the 