4th Today: Initially, It’ll Air At 10am “In Only About Half The Country”

USAT’s Gary Levin reports: “Initially, the fourth hour will air at 10 in only about half the country, including all of NBC’s owned stations, says NBC Universal Television Group chief Jeff Zucker, with others delaying it an hour or more.”

> Also: “The network expects most affiliates eventually to add the fourth hour, spokeswoman Allison Gollust” tells Bloomberg…