Tereasa Martin and Leonore Jenkins appeared on Tuesday's episode of 'The Dr. Oz Show.'
People protested over the lack of details about Jenkins' death and conspiracy theories circulated online.
Chicago wants hotels held accountable after the death of the 19-year-old Jenkins.
Jenkins' mother is demanding to see surveillance footage of her daughter entering the walk-in freezer where she was found dead on September 10.
Activists and Jenkins' family have demanded a federal probe into Jenkins' death after Rosemont police released hotel surveillance footage of her last movements.
Surveillance videos show Jenkins stumbling through hotel hallways and entering the kitchen, but do not capture the moment she went into the walk-in freezer.
Jenkins's mother said that the activist, Andrew Holmes, had not been appointed to represent the family.
Officials in Rosemont, Illinois have examined nearly 30 hours of video collected from 47 hotel cameras after Jenkins was found dead.
They have also said that social media speculation is slowing down their investigation.
Many questions remain unanswered after Jenkins' boy was found in a hotel freezer.
The death of the 19-year-old Chicago woman has sparked speculation of foul play by online commentators.