College basketball rankings: Purdue puts No. 1 ranking in the Top 25 And 1 on the line vs. undefeated Iowa | CBS Sports Headlines College basketball rankings: Purdue puts No. 1 ranking in the Top 25 And 1 on the line vs. undefeated Iowa If the Boilermakers defeat the Hawkeyes, … Continue reading College basketball rankings: Purdue puts No. 1 ranking in the Top 25 And 1 on the line vs. undefeated Iowa