Context: Ames: First phase of Duff construction begins Tuesday: Floods: Professors' work indicates state's economic stability:Football: Hawkeyes down Cyclones: Scholarship: Students show off creativity: Local group: Chapter offers support, advocates for mutual respect: Matt Goodman: An Ames businessman who takes his work to a different level: Ames' two mayors: Ann Campbell, Fred Hoiberg discuss Ames diversity: