Los Angeles, Ca.    ---  IBF Lightweight champion  Miguel Angel Vazquez of Mexico works out in Los Angeles for his upcoming title defense against Denis Shafikov, Saturday, Feb. 22 on Top Rank's "Ring of Gold: Shiming vs Kokietgym" event from the Cotai Arena at The Venetian Macao Resort in Macau, China  The "Ring of Gold" event features three former Olympians and three title bouts. Chinese boxing icon ZOU SHIMING (3-0) headlines against Thailand's YOKTHONG KOKIETGYM (14-3, 10 KOs) in an 8 round flyweight bout. Also on the card  Filipino MARVIN SONSONA (17-1-1, 14 KOs) vs. Japan’s AKIFUMI SHIMODA (28-3-2, 12 KOs) for the WBO International Featherweight Championship; and Hong Kong's REX TSO (8-0-2, 5 KOs) vs. Japan’s MAKO MATSUYAMA (7-7-1, 3 KOs), who are vying for the WBO Asian Super Flyweight title.  --- Photos by Chris Farina/Top Rank.