Article continues below advertisementSean "Diddy" Combs' lawyers are trying to overturn his sentence.According to a new report, the disgraced hip-hop mogul's legal team appeared in court on April 9 for an appeal hearing. Combs, 56, is currently serving a 50-month sentence on prostitution charges at a low-security federal prison in Fort Dix, New Jersey,In a previously-filed appeal obtained by CNN, his attorneys stated that Combs' "freak offs" - the bedrock of his conviction - are immaterial under the Mann act, a law that makes it a crime to transport anyone across state lines or borders for pro...