US TV
Co-exective producers Jesse Alexander and Jeph Loeb were axed on Sunday, according to Variety.
The pair helmed the day-to-day production of the show under the stewardship of creator Tim Kring.
The news comes after the show - now in its third season - recorded its lowest ever ratings in the US. It has also been reported that Universal Media Studios (UMS) went over its $4 million per-episode budget.
UMS and NBC have not commented on the news.
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2012-13 Season
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US TV Ratings
Grammy Awards most-watched since 1984The 54th Grammy Awards is seen by over 40 million viewers for the CBS network.
