 One of his first major hurdles was to deal with the two state budget oversight boards.Per provisions in the city's charter, Ravenstahl ascended from the office of City Council President to Mayor on September 1, 2006, following the death of Mayor Bob O'Connor.Per provisions in the city's charter, Ravenstahl ascended from the office of City Council President to Mayor on September 1, 2006, following the death of Mayor Bob O'Connor.