The American Zone Ranking Final is underway at El Dorado Bowling Center in Panama City, Panama, March 1-4, 2006. The event will conclude the 2005 American Zone ranking season. All players will bowl three 8-game blocks to determine the 16 players - 8 women and 8 men - who will qualify for the 2006 World Ranking Masters in Kuwait. The first block on Thursday will be played on the 34-foot short oil pattern.