Complete the following sentence: Jackson won his first major medal, a silver, in the 110 m hurdles, aged nineteen at the 1986 Commonwealth Games. ️<unk>️<unk>️<unk>️<unk>️ After winning another silver in the 60 metres hurdles at the 1989 IAAF World Indoor Championships, he won
Medalje van Europa en het Gemenebest in 1990. ️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️<unk>️ ️<unk>️<unk>️<unk>️<unk>️ Jackson also helped the British 4×100 metres relay team to the world silver medal.<unk> Jackson also helped the British 4×100 metres relay team to the world silver medal.<unk>