It used to have an additional subchannel , 4 - 4 , giving another option .
In New York City , for instance , NBC actually has a digital subchannel , 4 - 2 , which it could have used for the Games .
NBC used to have an additional subchannel , 4 - 4 , giving another option .
In New York City , for instance , NBC actually has a digital subchannel , 4 - 2 , which it could have used for the Games .