If you have DirectTV or Dish Network then you are in luck. The Peace without Borders concert will be broadcast live on both services on the HITN channel [check here for the channel].
The HITN website also looks like it will be streaming the concert, so you can check there tomorrow. The Yahoo! Musica website will definitely be streaming the concert. And, according to Carlos Miller, the NBC Miami website will also be streaming the concert live.
Several, news networks will be covering the event, including CNN. Locally, Telemundo 51 and Univision 23 are both in Cuba already covering the events. Also, AmericaTeVe, the Miami Herald, El Nuevo Herald will be collaborating to bring special coverage on the concert.
You can listen to that special coverage on local radio at Caracol 1260AM.
Concert begins at 2pm ET.
[Photo (sign says "Concert of the Century") by Reuters]