Serena Williams: 'I am not retired'

Tennis superstar Serena Williams, who has spoken of giving up professional tennis for many months now, offered a rebuke of the term "retired" on Monday at a public appearance in San Francisco.

"I am not retired," Williams said. "The chances (of a return) are very high. You can come to my house ... and I have a court."

Previously, the 23-time Grand Slam champion also resisted using the "R" word, saying in a statement fol