Alex Len scored a season-high 28 points and Atlanta held on to beat Chicago 123-118 on Sunday.
Len finished three points shy of his career high . He also made a personal-best five 3-pointers.
Trae Young scored 18 before getting ejected early in the third quarter for taunting Chicago's Kris Dunn.
The Hawks had to get by again without leading scorer and rebounder John Collins. The 6-foot-10 forward missed his second consecutive game because of flu-like symptoms. But Atlanta pulled this one out after losing 168-161 to the Bulls at home on Friday.on Friday.
Lauri Markkanen led Chicago with 19 points, though he shot just 6 of 21. Antonio Blakeney scored 17, but the Bulls came up short after winning five of six.
Young and Dunn also had an exchange in the first quarter that resulted in both players getting technicals. There was some contact between the two after Young took a shot with play stopped following a timeout call. Dunn also appeared to shove Young in the back of the head or neck before Lopez got between them.
The Bulls held out F Otto Porter Jr. for precautionary reasons after he played 54 minutes on Friday. He recently missed a game because of a strained lower left leg.
The Bulls are at Indiana on Tuesday night.