Sen. John McCainJohn Sidney McCainRubio asks Army to kick out West Point grad with pro-communist posts The VA's woes cannot be pinned on any singular administration Overnight Defense: Mattis offers support for Iran deal | McCain blocks nominees over Afghanistan strategy | Trump, Tillerson spilt raises new questions about N. Korea policy MORE (R-Ariz.) is continuing his call to end government corruption, which was also a central theme in his previous bid for the presidency.

In this campaign ad, McCain says, “We need lobbying reform, we need ethics reform, and we need a legislative reform