what Lonnie Walker for signing means for Celtics roster the Boston Celtics signed Lonnie Walker for to an exhibit 10 contract inviting him to training camp Walker who averaged 9.7 points and 2.2 rebounds with the Brooklyn Nets last season will compete for a roster spot the Celtics have 14 guaranteed contracts and may keep the 15th spot open Walker's signing adds depth in competition especially with Chris taps porzingis ID lined even if Walker doesn't make the roster he provides insurance and potential spark minutes off the bench please subscribe to my channel