From The LA Times:

In recent years, the onset of summer in Phoenix meant two things -- triple-digit temperatures and a budget battle between the Republican-dominated Legislature, which regularly pushed to cut taxes, and Democratic Gov. Janet Napolitano, who pushed to maintain them to save or expand services.

In January, Napolitano moved to Washington to become secretary of Homeland Security, and Jan Brewer, a staunch fiscal conservative who was then Arizona's secretary of state, took her spot. "We thought, we've got a friendly face in the governor's office and we'll be able to do some good things," said Bob Burns, president of the state Senate. 

Read more here.