Former Boston Celtics guard Terry Rozier is being investigated by federal prosecutors for potentially manipulating his performance in games as part of an illegal sports gambling scheme

Former Celtics guard Terry Rozier has been under investigation from federal prosecutors to determine whether the veteran manipulated his performance as part of an illegal sports betting scheme, according to the Wall Street Journal.

There has been much debate as to what the cause of the Celtics' slump has been, and some feel it is due to how other ball clubs are guarding Boston.

SportsLine's model has simulated the Chicago Bulls vs. Boston Celtics matchup 10,000 times and revealed its NBA picks for Wednesday

Why one NBA analyst believes the Celtics are showcasing their former first-round pick for a trade at the deadline

The defending NBA champions are back in action on Wednesday, Jan. 29 when the Boston Celtics host the Chicago Bulls at TD Garden in Boston.

The Boston Celtics ended their Western Conference road trip on Saturday, Jan. 25, with a 122-107 win over the Dallas Mavericks. This was the Celtics' third win in four road games and marked the end of another successful venture out West.

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And one league analyst who knows as much about the Celtics as anyone recently tipped his hand that he thinks Boston does have some reason to be concerned about their recent spate of mediocre play -- Sports Illustrated's Chris Mannix.

While James was quick to squash the narrative that the Lakers' 117-96 win over the defending champion Celtics meant anything beyond a regular season victory in January, it's no secret that the Lakers have been on a heater as of late.