Derrick Walton Jr. can't stop making 3-pointers.
He's 4-of-5 from long range and has 12 points, all on 3s.
Michigan is up 30-20 with 5:22 left in the half.
Wolverines up 4 in 1H
Michigan has a 24-20 lead at the second media timeout of the half.
The Wolverines are shooting 62.5 percent (10-of-16) from the floor and have made three of six 3-point attempts.
Zak Irvin and Derrick Walton Jr. each have six points for Michigan, while D.J. Wilson and Mo Wagner have five each.
Nigel Hayes has eight points and Bronson Koenig has seven for Wisconsin, which is shooting 50 percent (9-of-18 from the floor and 2-of-4 from 3-point range).