Robert Williams is getting a big extension: 4-years, $54 million. John Karalis looks at the numbers, why the Celtics are obviously not concerned about Williams' injury history, how this makes him the clear starter, and why a trade involving Williams this year will now be extraordinarily complicated. Also: a quick look at the upcoming schedule, including when Kevin Garnett's number will be retired. - Support Us By Supporting Our Sponsors! - SweatBlock - Get it today for 20% off at SweatBlock.com with promo code LockedOn, or at Amazon and CVS. - Built Bar - Built Bar is a protein bar that tastes like a candy bar. Go to builtbar.com and use promo code “LOCKED15” and you’ll get 15% off your next order. - BetOnline AG - There is only 1 place that has you covered and 1 place we trust. Betonline.ag! Sign up today for a free account at betonline.ag and use that promocode: LOCKEDON for your 50% welcome bonus. - Rock Auto - Amazing selection. Reliably low prices. All the parts your car will ever need. Visit RockAuto.com and tell them Locked On sent you. - Learn more about your ad choices. Visit podcastchoices.com/adchoices