A 31-year-old man was stabbed to death in New Brunswick late Tuesday night, authorities said. Sanddi Cruz, of New Brunswick had been stabbed multiple times in the chest when police arrived in the area of Seaman Street and Railroad Avenue at about 11:30 p.m., the Middlesex County Prosecutor’s Office said Wednesday. Cruz was pronounced dead at the scene. No arrests have been made and the investigation is ongoing. Additional information wasn’t immediately available. There have been at least two recent shootings in New Brunswick that weren’t fatal — one on May 30 and the other on June 1, officials…