Father-son duo becoming twin forces for Long Island-based Steel Polo

They’re a royal family in the sport of kings.  Professional polo player Juan Redlich is having a summer to remember on Long Island, riding side by side with his son, Juancito, as the 16-year-old strives to follow in his father’s footsteps — or, rather, hoofprints.  “I am 47, I don’t know how many more years...