What is the G League Showcase? How to watch NBA minor league's annual scouting event

Lance Stephenson, Mario Chalmers, Shabazz Muhammad, Mac McClung and Freddie Gillespie are among the players expected to play in this year's G League Showcase.

source https://www.sportingnews.com/us/nba/news/g-league-showcase-nba-scouting-event/1aosrl3rehcj1ryeokqklj0y1