Seventeenth ranked Iowa State visits Missouri tonight and the winner will share first place in the Big-12 standings with Oklahoma State. The Cyclones won the first matchup in Ames but coach Larry Eustachy says the Tigers provide his team with a difficult matchup.Eustachy says the Cyclones need to control tempo.Eustachy says Kareem Rush coming back from suspension has given the Tigers another dimension.Missouri coach Quinn Snyder says his team will need a great effort against the Cyclones.Snyder credits a difficult December schedule with helping his team post a 7-1 conference mark.