Olympic coverage today, after beginning early in the morning on USA, shifts to broadcast TV at 3 p.m. ET, when parent network NBC presents three hours of coverage. That’s followed by another three-hour block in prime time, from 8-11 p.m. ET. And finally, at late night, NBC returns at 11:30 p.m. ET with yet more coverage, this time of figure skating. Major highlights: In prime time, downhill gold medal final in men’s alpine skiing, and live coverage of team event figure skating. And that’s only the first full day of competition…