Boston Celtics suffer their most disappointing loss of the season, falling to the Utah Jazz and exposing every team flaw. Can Joe Mazzulla’s squad fix their rebounding woes, overcome poor shooting, and find consistent effort before it costs them more games? John Karalis of Boston Sports Journal breaks down the Celtics’ collapse, highlighting Jaylen Brown’s shooting struggles, Neemias Queta's rebounding failure against Jusuf Nurkic, and why sloppy execution and bad lineups are derailing Boston’s early-season momentum. Key topics include an abysmal third quarter, missed opportunities off turnovers, and questionable officiating in the final minutes. With the Celtics’ defensive rebounding, offensive rhythm, and mental focus all under the microscope, tough questions arise about whether Boston has what it takes to contend in a competitive NBA landscape.