John Gotti, the infamous mob boss of the Gambino crime family, died from complications related to throat cancer on June 10, 2002. He was diagnosed with the disease in 1998 while serving a life sentence in prison. His health deteriorated significantly over the years, leading to his eventual death at the age of 61. Gotti's decline was marked by a series of treatments and hospitalizations, but ultimately, he succumbed to the illness while incarcerated at the United States Medical Center for Federal Prisoners in Springfield, Missouri.

In the movie "Gotti," John Gotti is portrayed as a notorious mob boss with a lengthy criminal history. Throughout his life, he was convicted of several crimes, including multiple felonies related to racketeering, extortion, and murder. He was convicted of five murders and was involved in numerous other criminal activities. Gotti's criminal record ultimately contributed to his life sentence in prison. However, the exact number of felonies varies depending on the source, as his criminal life spanned several decades.

After John Gotti's death in 2002, his estate and any remaining assets were primarily inherited by his children, particularly his son, John A. Gotti, who is also known as "John Gotti Jr." He took on a prominent role in the family's legacy and attempted to manage the family's affairs after his father's passing. However, much of Gotti's wealth was diminished due to legal battles and the costs associated with his criminal defense.

Yes, the fight between Floyd Mayweather Jr. and John Gotti III is real. It took place on June 11, 2022, in Florida as part of a promotional boxing event. Gotti III, the grandson of infamous mobster John Gotti, faced Mayweather, a retired boxing champion. This matchup garnered attention due to the Gotti name and Mayweather's fame in boxing. The fight ended in a controversial TKO victory for Mayweather after Gotti was disqualified for excessive holding.