Hamilton, Thornton lead Eagles, spoil Anthony's return

Boston College guard Jay Heath (5) reacts following a basket during the first half of an NCAA college basketball game against North Carolina in Chapel Hill, N.C., Saturday, Feb. 1, 2020. (AP Photo/Gerry Broome)

Boston College forward Steffon Mitchell and North Carolina forward Garrison Brooks (15) struggle for the ball during the first half of an NCAA college basketball game in Chapel Hill, N.C., Saturday, Feb. 1, 2020. (AP Photo/Gerry Broome)

North Carolina guard Cole Anthony, center, drives to the basket while Boston College guard Julian Rishwain, left, and forward Nik Popovic (21) defend during the first half of an NCAA college basketball game in Chapel Hill, N.C., Saturday, Feb. 1, 2020. (AP Photo/Gerry Broome)

North Carolina guard Brandon Robinson (4) dunks against Boston College during the first half of an NCAA college basketball game in Chapel Hill, N.C., Saturday, Feb. 1, 2020. (AP Photo/Gerry Broome)

North Carolina head coach Roy Williams speaks with guard Cole Anthony (2) during the first half of an NCAA college basketball game against Boston College in Chapel Hill, N.C., Saturday, Feb. 1, 2020. (AP Photo/Gerry Broome)

North Carolina forward Garrison Brooks (15) shoots while Boston College forward Jairus Hamilton (1) defends during the first half of an NCAA college basketball game in Chapel Hill, N.C., Saturday, Feb. 1, 2020. (AP Photo/Gerry Broome)

North Carolina forward Armando Bacot (5) shoots while Boston College forward Nik Popovic (21) defends during the first half of an NCAA college basketball game in Chapel Hill, N.C., Saturday, Feb. 1, 2020. (AP Photo/Gerry Broome)

North Carolina guard Brandon Robinson, center, falls to the floor chasing the ball with Boston College guard Julian Rishwain, left, during the first half of an NCAA college basketball game in Chapel Hill, N.C., Saturday, Feb. 1, 2020. (AP Photo/Gerry Broome)

Boston College guard Jay Heath, left, blocks North Carolina guard Cole Anthony, right, during the first half of an NCAA college basketball game in Chapel Hill, N.C., Saturday, Feb. 1, 2020. (AP Photo/Gerry Broome)