sentences:  Until recently it boasted many popular stores such as River Island, Burton, Wallis, Next, Sports Direct, JD Sports, Subway, Game and Dorothy Perkins.An £850m redevelopment of the former shopping centre, New St. Andrew's House office and hotel by its owners, Henderson Global Investors, is currently under construction.The existing 1973 building has been completely demolished to make way for a three-storey, glass-roofed, crescent-shaped building designed by Allan Murray Architects.