A heartbreaking update. Shannen Doherty revealed that her breast cancer spread to her brain earlier this year. “On January 5th, my ct scan showed Mets in my brain,” the Beverly Hills, 90210 alum, 52, began in an Instagram post shared on Tuesday, June 6. “January 12, the first round of radiation took place. My fear is obvious. I am extremely claustrophobic and there was a lot going on in my life.” '90210' Alum Shannen Doherty's Cancer Battle in Her Own Words Read article Doherty’s post included a