Indiana Pacers' Jeremy Lamb (26) reacts after hitting the game winning shot in the team's NBA preseason basketball game against the Memphis Grizzlies, Wednesday, Oct. 13, 2021, in Indianapolis. (AP Photo/Darron Cummings)

INDIANAPOLIS (AP) — Jeremy Lamb scored 15 of his 20 points in the fourth quarter, including a tiebreaking jumper with 4.9 seconds to play as the Indiana Pacers defeated the Memphis Grizzlies 109-107 on Wednesday night.

Domantas Sabonis had 24 points and 13 rebounds, while Chris Duarte added 21 points for the Pacers.

Lamb, isolated with Memphis' Zaire Williams, hit a pull-up jumper near the top of the key to seal it for Indiana (2-1). He finished 6 of 10 from the field — despite going 0 for 5 from 3-point range — and made 8 of 8 from the free throw line.

Sam Merrill hit eight 3-pointers and led Memphis (3-2) with 30 points on 11-of-17 shooting. Williams scored 19 points, John Konchar had 16 points, eight rebounds and six assists, and Brandon Clarke added 11 points, nine rebounds, two steals and two blocks.