0:57ABC NewsAugust 24, 2018Sen. John McCain discontinues cancer treatmentGOP Senator John McCain has been battling brain cancer for more than a year and has decided to discontinue treatment.Up Next in newsSen. John McCain to discontinue brain cancer treatment, family saysAugust 24, 2018Meghan McCain responds to White House aide's remark about her fatherMay 11, 2018WH faces backlash for not apologizing for McCain commentMay 15, 2018