Atlanta went on a 12-2 fourth-quarter run, with eight points from Matee Ajavon, to take its first lead of the second half at 77-76 with 4:52 remaining. Back-to-back steals and layups by Sydney Carter and Tiffany Hayes gave Atlanta an 81-78 lead. Layshia Clarendon answered with a jumper but Indiana did not make its next field goal until the final seconds.
Ajavon scored 12 of her 17 points in the fourth quarter for Atlanta (12-16). Angel McCoughtry had 11 points before leaving the game in the third.
Tamika Catchings had 24 points for Indiana (17-11) and Layshia Clarendon scored a career-high 17. Briann January left the game in the second quarter after a collision and did not return.
Atlanta's DeLisha Milton-Jones broke a tie with Tina Thompson for the WNBA record for games played at 497 when she entered early in the second quarter. The 40-year-old Milton-Jones is in her 17th season.