Williams , who leaves effective September 17 , served as a volunteer in the Dominican Republic from 1967 till 1970 . `` It is time ... to shift my focus to my family , '' Williams says . The former NBA star and current ESPN analyst was asked about his decision not to play in the 2016 Olympics after he said that it would be a distraction for him during training camp. His 3-year tenure was marked by efforts to ensure the safety of volunteers abroad .
`` It is time ... to shift my focus to my family , '' Williams says . The former NBA star and current ESPN analyst was asked about his decision not to play in the 2016 Olympics after he said that it would be a distraction for him during training camp. His 3-year tenure was marked by efforts to ensure the safety of volunteers abroad .