The gap between NBC and ABC stands at 840,000 total viewers. (Diane Sawyer was in Iran for two of the days.)

The Early Show "posted its best delivery in viewers in three years," CBS notes, and its best 25-54 demo delivery in over a year.

For the week of Feb. 12:

Total viewers: NBC: 6,260,000 / ABC: 5,426,000 / CBS: 3,438,000

Households: NBC: 4.8/16 / ABC: 4.2/14 / CBS: 2.7/9

25-54 demo: NBC: 2.5/16 / ABC: 2.0/12 / CBS: 1.2/8