Griffin's double-double helps Illinois beat Purdue 63-37

Illinois' Alan Griffin (0) holds on to the ball as he is pressured by Purdue's Matt Harms (32) in the first half of an NCAA college basketball game, Sunday, Jan. 5, 2020, in Champaign, Ill. (AP Photo/Holly Hart)

Illinois' Trent Frazier (1) passes the ball past Purdue defender Aaron Wheeler (1) in the first half of an NCAA college basketball game, Sunday, Jan. 5, 2020, in Champaign, Ill. (AP Photo/Holly Hart)

Illinois' Andres Feliz (10) goes in for a basket as Purdue's Jahaad Proctor (3) defends in the first half of an NCAA college basketball game, Sunday, Jan. 5, 2020, in Champaign, Ill. (AP Photo/Holly Hart)

Purdue Head Coach Matt Painter makes a point with an official as Purdue takes on Illinois in the first half of an NCAA college basketball game, Sunday, Jan. 5, 2020, in Champaign, Ill. (AP Photo/Holly Hart)

Illinois' Kofi Cockburn (21) reacts to being called for a foul against Purdue in the second half of an NCAA college basketball game, Sunday, Jan. 5, 2020, in Champaign, Ill. (AP Photo/Holly Hart)

Illinois head coach Brad Underwood and his son Tyler react to Illinois' play against Purdue in the second half of an NCAA college basketball game, Sunday, Jan. 5, 2020, in Champaign, Ill. (AP Photo/Holly Hart)