Czech jr. middleweight Lukas Konecny tunes up for the fight against Humberto Aranda on May 9 in Prague with a four-rounder against Latvian Sandris Tomson on April 15 in Magdeburg. Alpaslan Aguzum, a two-time loser to Carlos Baldomir, returns after a lenghty layoff and takes on Ukrainian Yuri Tsybenko. Venezuelan Gusmyl Perdomo steps in for the injured Robert Stieglitz and fight Carlos Enrique Ramos. There are 14 fights on the bill, topped by Natascha Ragosina vs. Carlette Ewell. [details]