Matt Blesso’s Blesso Properties is breaking ground on the Pavilion nightclub on Fire Island after it was destroyed in a November 2011 fire; only his second project in the UK, Patron Steven Holl will design a hospital for Maggie’s Cancer Care Centre; David Manfredi unveiled plans to redesign the Suffolk Downs racetrack in East Boston, adding a casino and resort; former New York Knick Clyde Frazier opened a restaurant in West Midtown designed by Board Member Thom Mayne’s Morphosis Architects (pictured at left); the nonprofit arm of John Palmieri’s Casino Reinvestment Development Authority will put on a video and light show to attract visitors to Atlantic City; Robert A.M. Stern will design the American Revolution Center in Philadelphia; Donna Walcavage served as the landscape architect for the newly open Polo Grounds Community Center in West Harlem.