Smith, Arkansas hold off Texas Tech 68-66 in NCAA 2nd round

Arkansas head coach Eric Musselman watches from the sideline as his team played against Texas Tech in the first half of a second-round game in the NCAA men's college basketball tournament at Hinkle Fieldhouse in Indianapolis, Sunday, March 21, 2021. (AP Photo/Michael Conroy)

Texas Tech head coach Chris Beard signals to his team as they played against Arkansas in the first half of a second-round game in the NCAA men's college basketball tournament at Hinkle Fieldhouse in Indianapolis, Sunday, March 21, 2021. (AP Photo/Michael Conroy)

Texas Tech guard Kevin McCullar (15) shoots over Arkansas forward Justin Smith (0) in the first half of a second-round game in the NCAA men's college basketball tournament at Hinkle Fieldhouse in Indianapolis, Sunday, March 21, 2021. (AP Photo/Michael Conroy)

Texas Tech guard Terrence Shannon Jr. (1) celebrates after a three-point basket against Arkansas in the first half of a second-round game in the NCAA men's college basketball tournament at Hinkle Fieldhouse in Indianapolis, Sunday, March 21, 2021. (AP Photo/Michael Conroy)

Texas Tech guard Terrence Shannon Jr. (1) shoots in front of Arkansas forward Justin Smith (0) in the first half of a second-round game in the NCAA men's college basketball tournament at Hinkle Fieldhouse in Indianapolis, Sunday, March 21, 2021. (AP Photo/Michael Conroy)

Arkansas guard JD Notae (1) drives on Texas Tech guard Kyler Edwards (11) in the first half of a second-round game in the NCAA men's college basketball tournament at Hinkle Fieldhouse in Indianapolis, Sunday, March 21, 2021. (AP Photo/Michael Conroy)

Arkansas guard Jalen Tate (11) shoots over Texas Tech guard Micah Peavy (5) in the first half of a second-round game in the NCAA men's college basketball tournament at Hinkle Fieldhouse in Indianapolis, Sunday, March 21, 2021. (AP Photo/Michael Conroy)

Texas Tech guard Terrence Shannon Jr. (1) shoots over Arkansas forward Justin Smith (0) in the first half of a second-round game in the NCAA men's college basketball tournament at Hinkle Fieldhouse in Indianapolis, Sunday, March 21, 2021. (AP Photo/Michael Conroy)

Arkansas forward Justin Smith (0) grabs a rebound from Texas Tech forward Marcus Santos-Silva (14) in the first half of a second-round game in the NCAA men's college basketball tournament at Hinkle Fieldhouse in Indianapolis, Sunday, March 21, 2021. (AP Photo/Michael Conroy)