Syrupy “Today” hostess Katie Couric has pitched NBC into a “storm watch” with vicious infighting that threatens the success of the whole network. A Page One story in this week’s issue of the respected Broadcasting & Cable features a most unflattering photo of Couric with the blazing headline “Storm Watch at Today.” The magazine confirms what insiders have been revealing for months: Ratings for “Today,” NBC’s most profitable program, are stagnating, outpaced by growth at ABC’s "Good Morning America" and CBS's once-moribund "The Early Show," not to mention the booming popularity of FNC's "Fox and Friends" on cable. Couric, the...