 Complete the following phrase:  Stevenson might have won a fourth gold medal at the 1984 Summer Olympics, but the Soviet Union boycotted the games, which were hosted by Los Angeles, in retaliation for the American boycott of the 1980 Moscow competition. Cuba followed the Soviet lead, and Stevenson did not compete. For consolation, he beat future Olympic champion Tyrell Biggs in February 1984 breaking three ribs in a process and won the super heavyweight gold at the 