 Complete the following phrase:  In 1988, now competing as Liz McColgan, she improved her own UK record with 31:06.99 in July to defeat Kristiansen in Oslo. Almost three months later, she ran 31:08.44 to win an Olympic silver medal in the inaugural womens 10,000 metres at the Seoul Olympics. She was defeated by the Soviet Unions Olga Bondarenko. McColgan won silver in the 3,000 metres at the 