Name the incumbent for kentucky 9
{'header': ['District', 'Incumbent', 'Party', 'First elected', 'Result', 'Candidates'], 'page_title': 'United States House of Representatives elections, 1924', 'section_title': '', 'caption': '', 'rows': [['Kentucky 1', 'Alben Barkley', 'Democratic', '1912', 'Re-elected', 'Alben Barkley (D) 66.9% Robert L. Myre (R) 33.1%'], ['Kentucky 2', 'David Hayes Kincheloe', 'Democratic', '1914', 'Re-elected', 'David Hayes Kincheloe (D) Unopposed'], ['Kentucky 7', 'Joseph W. Morris', 'Democratic', '1923', 'Retired Democratic hold', 'Virgil Chapman (D) Unopposed'], ['Kentucky 8', 'Ralph Waldo Emerson Gilbert', 'Democratic', '1920', 'Re-elected', 'Ralph Waldo Emerson Gilbert (D) Unopposed'], ['Kentucky 9', 'Fred M. Vinson', 'Democratic', '1924', 'Re-elected', 'Fred M. Vinson (D) 54.5% George Osborne (R) 45.5%']]}