Why Aren’t The Networks Airing Obama’s Immigration Speech?

Why Aren't The Networks Airing Obama's Immigration Speech?
I found it strange none of the major TV networks are airing Obama’s speech announcing landmark immigration reform. A quick recap of what they will be showing in that time slot instead: ABC: Grey’s Anatomy followed by Scandal. This should be a great ep of Grey’s! I heard McDreamy is going to perform surgery on ...