Michael Costanzo has been appointed Gulftream Park's new racing secretary, replacing the outgoing Dave Bailey. Costanzo had served as the track's assistant racing secretary for the past year. A Chicago native and graduate of the University of Arizona Race Track Industry Program, he joined the Gulfstream racing office in 2009 and was its stakes coordinator for five years before becoming assistant racing secretary. He was previously part of the Breeders' Cup notes team and public relations manager at Calder Race Course. "We're delighted with the work Mike has done for...