New Delhi, Oct. 7 -- LeBron James has once again sent the sporting world into a frenzy, teasing what could be one of the biggest announcements of his career - and possibly, his retirement from basketball.

The 40-year-old Los Angeles Lakers star, set to begin his record-breaking 23rd NBA season, shared a cryptic post on social media over the weekend, announcing a major reveal scheduled for Tuesday, October 7 at noon Eastern.

He captioned the post with the hashtag #TheSecondDecision, a playful nod to his infamous 2010 televised special 'The Decision', during which he revealed his move to the Miami Heat.

In the short video accompanying the post, James is seen walking across a dimly lit basketball court toward an empty chair before sitting...