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Frustrated by GOP’s direction, Arizona’s Flake calls it quits

"It is time for our complicity and our accommodation of the unacceptable to end," Jeff Flake said as he announced his retirement.

Sen. Jeff Flake, R-Ariz., stops to speak with a reporter as he arrives for the Senate Republicans' policy luncheon, May 12, 2015. (Photo By Bill Clark/CQ Roll Call/AP)
Sen. Jeff Flake, R-Ariz., stops to speak with a reporter as he arrives for the Senate Republicans' policy luncheon, May 12, 2015. AP

Steve Benen is a producer for "The Rachel Maddow Show," the editor of MaddowBlog and an MS NOW political contributor. He's also the bestselling author of "Ministry of Truth: Democracy, Reality, and the Republicans' War on the Recent Past."