 Complete the following phrase:  Modra began pole vaulting in 1987 and won the pole vaulting competition at the 1989 Australian All-School Championships. He competed in athletics at the 1988 Seoul Paralympics where he competed in the Mens 1500 m B3 and Mens Javelin B3. He took up swimming to aid his recovery from a knee injury, and began competing in the sport in 1990. At the 