Purdue defense bottles up No. 8 Spartans in 71-42 upset

Michigan State guard Rocket Watts (2) drives on Purdue guard Isaiah Thompson (11) during the first half of an NCAA college basketball game in West Lafayette, Ind., Sunday, Jan. 12, 2020. (AP Photo/Michael Conroy)

Purdue forward Trevion Williams (50) celebrates during the second half of an NCAA college basketball game against Michigan State in West Lafayette, Ind., Sunday, Jan. 12, 2020. (AP Photo/Michael Conroy)

Michigan State forward Julius Marble (34) is defended by Purdue forward Evan Boudreaux (12) and Purdue guard Nojel Eastern (20) as he shoots during the first half of an NCAA college basketball game in West Lafayette, Ind., Sunday, Jan. 12, 2020. (AP Photo/Michael Conroy)

Michigan State forward Xavier Tillman (23) shoots over Purdue forward Trevion Williams (50) during the first half of an NCAA college basketball game in West Lafayette, Ind., Sunday, Jan. 12, 2020. (AP Photo/Michael Conroy)

Michigan State guard Cassius Winston (5) shoots between Purdue guard Eric Hunter Jr. (2) and center Matt Haarms (32) during the first half of an NCAA college basketball game in West Lafayette, Ind., Sunday, Jan. 12, 2020. (AP Photo/Michael Conroy)

Michigan State head coach Tom Izzo reacts to a call during the second half of an NCAA college basketball game against Purdue in West Lafayette, Ind., Sunday, Jan. 12, 2020. (AP Photo/Michael Conroy)

Purdue guard Sasha Stefanovic, left, passes around Michigan State forward Xavier Tillman (23) during the second half of an NCAA college basketball game in West Lafayette, Ind., Sunday, Jan. 12, 2020. (AP Photo/Michael Conroy)

Purdue forward Trevion Williams (50) celebrates with guard Nojel Eastern (20) during the second half of an NCAA college basketball game against Michigan State in West Lafayette, Ind., Sunday, Jan. 12, 2020. (AP Photo/Michael Conroy)

Purdue guard Sasha Stefanovic (55) hops between Michigan State guard Rocket Watts (2) and forward Gabe Brown (44) during the second half of an NCAA college basketball game in West Lafayette, Ind., Sunday, Jan. 12, 2020. (AP Photo/Michael Conroy)

Purdue forward Evan Boudreaux (12) defends against Michigan State forward Xavier Tillman (23) on the floor during the second half of an NCAA college basketball game in West Lafayette, Ind., Sunday, Jan. 12, 2020. (AP Photo/Michael Conroy)