The Filipino Flash, Nonito Donaire, has a new date - April 18 - for his title defense against undefeated Raul 'Cobra' Martinez of San Antonio. The Donaire vs Martinez and Ulises Solis vs. Brian Viloria title fights were initially scheduled for March 21.  The venue is the same, Araneta Coliseum, Metro Manila, Philippines. The Top Rank championship card will be on Pay Per View.