R. Kelly has made a third plea to get out of jail, claiming he has proof he’s vulnerable to COVID-19.The singer’s lawyer has filed new documents, obtained by TMZ, asking the judge overseeing his case to release his client pending his many trials.After failing to secure a release twice before, Kelly’s legal team now claims the I Believe I Can Fly singer is “likely diabetic” with high cholesterol and high blood pressure – making him a high-risk inmate at Metropolitan Correctional Center Chicago in Illinois.The same judge recently ruled she’s confident the singer is not at risk and she was not convinced he wasn’t a flight risk.R.