Halters worn by Kentucky Derby starters including Forte (Violence), Kingsbarns (Uncle Mo), Tapit Trice (Tapit), Angel of Empire (Classic Empire), and Two Phil's (Hard Spun) will be just some of the items listed during this year's Thoroughbred Charities of America's 'Bid on the Bluegrass' online auction, the organization said in a release Wednesday. Set to open on Thursday, May 4 at 9 a.m. and conclude on Saturday, May 6 at 9 p.m. E.T., all proceeds will benefit TCA. "Bid on the Bluegrass will feature a wide array of items with...