With the end of the MLB season, it appears Bob Costas has called his last game. The legendary sportscaster confirmed to "The Athletic" that he's retiring from baseball play-by-play announcing. Costas had been the lead voice on the major league baseball network since its inception 15 years ago. 'The Athletic' reports the 72-year-old will still work as a studio show analyst for the network. Costas first started calling baseball games in 1980 for NBC Sports. More local videos here: https://youtube.com/@9news Subscribe to NEXT: https://youtube.com/@Nexton9NEWS Stay connected: 9NEWS Website: https://www.9news.com/ Facebook: https://www.facebook.com/ilike9news Twitter: https://twitter.com/9NEWS Instagram: https://www.instagram.com/9newsdenver/ Download the 9NEWS App: https://www.9news.com/appredirect/ Sign up for the 9NEWSLETTER: https://www.9news.com/email 9NEWS (KUSA) is located in Denver, Colorado.