College basketball rankings: Gonzaga puts No. 1 ranking on the line vs. No. 3 Iowa in battle of unbeatens | CBS Sports Headlines College basketball rankings: Gonzaga puts No. 1 ranking on the line vs. No. 3 Iowa in battle of unbeatens After a No. 1 vs. No. 2 matchup … Continue reading College basketball rankings: Gonzaga puts No. 1 ranking on the line vs. No. 3 Iowa in battle of unbeatens