John McCain John McCain

Sen. John McCain says defeat of the Republican plan to repeal the Affordable Care Act is a chance for a fresh start. Justin Sullivan/Getty Images hide caption

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Justin Sullivan/Getty Images

On Tuesday on the Senate floor, Sen. John McCain, R-Ariz., called for a return to "regular order": the traditional legislative process, with more bipartisanship. Mark Wilson/Getty Images hide caption

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Mark Wilson/Getty Images

Sen. John McCain, R-Ariz., leaves after a procedural vote on health care on Capitol Hill on Tuesday. McCain also addressed his colleagues on the floor. Brendan Smialowski/AFP/Getty Images hide caption

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Brendan Smialowski/AFP/Getty Images

Senator John McCain leaves after a procedural vote on healthcare on Thursday, as the Senate was to vote on moving head on health care with the goal of erasing much of Barack Obama's law. Brendan Smialowski/AFP/Getty Images hide caption

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Brendan Smialowski/AFP/Getty Images

Glioblastomas are the most common malignant brain tumor. About 12,000 people in the U.S. are diagnosed with the cancer every year. Sherbrooke Connectivity Imaging Lab/Science Source hide caption

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Sherbrooke Connectivity Imaging Lab/Science Source

John McCain Was Diagnosed With A Glioblastoma, Among The Deadliest Of Cancers

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Sen. John McCain, R-Ariz., has been critical of how the GOP health overhaul bill would affect people in his state. Anadolu Agency/Getty Images hide caption

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Anadolu Agency/Getty Images

Neurosurgeon: McCain's Recovery From Brain Surgery Might Take Weeks

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Sen. John McCain, R-Ariz., speaks during the Munich Security Conference last week. McCain's office has confirmed that while he was overseas, he met with U.S. forces in Syria about defeating ISIS. Matthias Schrader/AP hide caption

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Matthias Schrader/AP

Director of National Intelligence James Clapper (center) talks with National Security Agency and Cyber Command chief Adm. Michael Rogers prior to testifying before the Senate Armed Services Committee. Evan Vucci/AP hide caption

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Evan Vucci/AP

Rep. Debbie Wasserman Schultz (from left), Sen. Marco Rubio and Sen. John McCain. Gaston De Cardenas/AFP/Getty Images; Joe Raedle/Getty Images; Patrick T. Fallon/Bloomberg via Getty Images hide caption

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Gaston De Cardenas/AFP/Getty Images; Joe Raedle/Getty Images; Patrick T. Fallon/Bloomberg via Getty Images

Sen. John McCain, R-Ariz., and Sen. Marco Rubio, R-Fla., talk on Capitol Hill in 2014. Both are expected to win their primaries for re-election Tuesday. Carolyn Kaster/AP hide caption

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Carolyn Kaster/AP

Incumbents Poised For Big Wins Despite All The Attention On Outsiders

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