HOT SPRINGS, Ark. - Golden Yank worked a bullet five furlongs over the weekend as he prepares to defend his home turf against a host of shippers in the Grade 2, $1 million Arkansas Derby. The 1 1/8-mile race is expected to draw a full field of 14 horses when entries are taken on Thursday, with four starters from California arriving here Monday and four already having flown in Sunday.