Nets' ho-hum holiday: Fox, CBS lead pack in low-rated frame.

The Christmas holiday, oodles of repeats and a postponement of "Sunday Night Football" resulted last week in one of the lowest-rated frames of the calendar year.

Fox, which benefited from the early-evening Sunday NFL overrun, emerged victorious in key demos, while CBS led the pack as usual in total viewers. Kicking off the week, ESPN's "Monday Night Football" ruled as easily the top-rated telecast of the sesh.

NBC's "Sunday Night Football," far and away the fall's No. 1 primetime program, was preempted when a winter storm led to the postponement of the Philadelphia Eagles-Minnesota Vikings contest in Philadelphia. The game's void left NBC scrambling to fill the night …