therapy and half get something different or not this particular vaccine and we compare how they do. so you know, for this next larger trial to enroll enough patients to follow them for a period of time we're probably talking a couple years out. heather: doctor, thank you so much for joining us. dr. erica hamilton. you and all the cancer doctors do so much great work. as a person who dealt with a family member with a very serious form of cancer and didn't make it, thank you for what you all are doing. >> it was a pleasure. thank you so much for having me. heather: we'll talk to you again. jon: a fox news alert and a scary situation underway right now in washington, one of the suburbs of the seattle area. a suspect apparently crashed his car through the front doors or windows of that sporting good store, the big 5 there, is inside refusing to come out. firefighters around police have responded but police are treat