In August 2018, former Sen. John McCain passed away from glioblastoma, the notoriously aggressive and insidious brain cancer.
Mr. McCain, who was diagnosed with the illness 13 months before his death, underwent the standard treatment—surgery to remove the mass as well as radiation and chemotherapy to kill the remaining tumor cells.
Ultimately, the treatment fell short. Almost every patient with this deadly brain cancer faces poor survival odds. The estimated 14,000 people