Jason Derik Isringhausen ( /ˈɪzrɪŋhaʊzɪn/ born September 7, 1972) is an American professional baseball pitcher. His nickname is "Generation K".
Jason Derik Isringhausen ( /ˈɪzrɪŋhaʊzɪn/ born September 7, 1972) is an American professional baseball pitcher. His nickname is "Generation K".