NBC Exec. Overhaul In High Gear With Last-Place Ratings...

NBC is not expecting an immediate turnaroundturnaround from its No. 4 status. But with last month's promotion of Jeff ZuckerJeff Zucker to NBC U TV Group chairman -- making him Bob Wright's heir apparent --the network's overhaul is shifting into high gear.

Zucker and NBC EntertainmentNBC Entertainment prexyprexy Kevin ReillyKevin Reilly -- who is even more under the gun --aggressively kicked off 2006 by reshaping the network's development team. Ghen Maynard, second-in-command to Reilly, was shown the door last week, as were two of the net's most senior development execs.

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