According to ESPN, Andre Berto vs Luis Collazo is set for HBO in January 17. Sergio Martinez will be a co-feature to the telecast.
Juan Manuel Marquez vs Juan Diaz has a tenative date of Feb 28 on HBO as well. They just have to agree on a purse and the fight is ready to go.
I'm pretty excited to see Marquez vs Diaz!! There's goes my idea of Marquez trying to steal the Hatton fight from Pacquiao!!!