Supreme Court justice Ruth Bader Ginsburg announced on Friday that she has been undergoing treatment for cancer since May. “On May 19, I began a course of chemotherapy…to treat a recurrence of cancer,” Ginsburg said in a statement. The justice said the cancer was first discovered as part of a regular biopsy in February, during which doctors discovered lesions on her liver. An initial immunotherapy treatment was unsuccessful. “The [current] chemotherapy course, however, is yielding positive results,” Ginsburg said. “Satisfied that my treatment course is now clear, I am providing this information. ” 53 The justice was hospitalized on Monday...