NFL Week 14 Power Rankings: Don't count out 49ers with Mr. Irrelevant at QB; new No. 1 after Chiefs stumble | CBS Sports Headlines NFL Week 14 Power Rankings: Don't count out 49ers with Mr. Irrelevant at QB; new No. 1 after Chiefs stumble Pete Prisco says Brock Purdy has … Continue reading NFL Week 14 Power Rankings: Don't count out 49ers with Mr. Irrelevant at QB; new No. 1 after Chiefs stumble