Cleveland Cavaliers owner Dan Gilbert received "vile, disgusting" voicemails after LeBron James called President Donald Trump a "bum" on Twitter. Gilbert said he was flooded with phone messages when the NBA's most celebrated player criticized Trump for rescinding a White House invitation to Golden State's Stephen Curry to honor the team's NBA championship. "I received voicemails after LeBron tweeted that were some of the most vile, disgusting, racist," Gilbert said Friday on CNBC's "Squawk Box.