COLUMBIA, Mo. -- Alison Lacey had 18 points and seven assists to lead Iowa State (No. 19 ESPN/USA Today, No. 22 AP) to a 65-39 win over Missouri on Sunday.
Lacey has scored in double figures in 21 of the Cyclones' 22 games this season and led the nation in assist to turnover ratio entering the game. Chelsea Poppens added 14 points for Iowa State (18-4, 6-3 Big 12).
Iowa State's Big 12 leading defense held the Tigers to 13-for-54 for the game and a season-low 39 points. It was the lowest point total for the Tigers since a 37-point output at Texas on Jan. 26, 2007.
The Cyclones raced out to a 39-15 halftime lead as Poppens scored 14 of her points in the period. Poppens' six baskets were more than Missouri could manage. The Tigers shot a season-worst 5-for-30 from the field in the first 20 minutes.
RaeShara Brown scored 12 to lead Missouri (11-11, 1-8).