Senator John Mccain Tears Achilles Tendon Due to Cancer Therapy

81-years old Senator John McCain has been getting treatment for an aggressive form of brain cancer for the past year. Unfortunately, one of the side effects of this chemotherapy and radiation treatment is potential achilles tendon ruptures. Lo and behold Mr. McCain ruptured his achilles tendon this past weekend.

Nevertheless, the tried and tested warrior is as stubborn as ever based on his Twitter post regarding his achilles tear recovery and boot: