What key details about jack corrigan -lrb- sportscaster -rrb-  can be extracted from the following bio?  Bio: john joseph `` jack '' corrigan -lrb- born september 12 , 1952 in cleveland , ohio -rrb- is an american sports broadcaster and author . he is the radio announcer for the colorado rockies in major league baseball . previously , he spent 18 years as the television announcer for the cleveland indians .
Answer:
- yearsactive is 1979-present- birth date is 12 september 1952- name is jack corrigan- birthname is john joseph corrigan- birth place is cleveland , ohio , u.s.- occupation is sports broadcaster author