Mounting political pressure causes the arrest of 23-year-old Wayne Williams on May 22, 1981. An FBI stakeout of the city's bridges leads investigators to him, and he becomes the main suspect in the killings.Mounting political pressure causes the arrest of 23-year-old Wayne Williams on May 22, 1981. An FBI stakeout of the city's bridges leads investigators to him, and he becomes the main suspect in the killings.