Press Release: Former two-time world lightweight champion Stevie “Lil’ But Bad” Johnson (38-3-1, 17  KOs) will headline the Ringsports/Silverhawk show in Ybor City, Florida on Mar. 31, 2006.  Johnston will fight Gavin “The Dominator” Down (29-7, 14 KOs) in a 140-pound bout. Also, heavyweight Sherman Williams (28-10-2, 15 KOs) will take on Adenilson Rodrigues (18-3-0, 14 KOs) in  the  night's co-feature.  This card celebrates the new co-venture between Tampa’s Ringsports Boxing and Las Vegas based Silverhawk World Championship Boxing.  Additional events will be scheduled as co-promotions both in Ybor City and Las Vegas. Also scheduled to appear on the undercard are cruiserweight Alfredo Escalera (7-0),  middleweight Luis Hodge (5-0), junior middleweights Emanuel Gonzalez (3-0) and Wilson Montero (1-0).  Tickets are available through Ticket Master and are $25 for general admission, $40 for reserved. and $75 for VIP.   For more information call (813)223-7788.