The singer was joined by her daughter Willow Sage, who dueted the track with the singer.
During their performance, a pink light blanketed the thousands in attendance.
Earlier in the day, Pink and Willow werecapturedrehearsing theBeautiful Traumasingle.
Pink and Willow perform during a sound check on the fourth and last day of the Democratic National Convention (DNC) at the United Center in Chicago, Illinois, on Aug. 22, 2024Saul Loeb/AFP via Getty Images
The 2017What About Us videohighlighted communities whose rights were threatened during Trumps administration, including immigrants and same-sex couples.