A 23-year-old man died when a fire tore through his East Harlem apartment, the Daily News has learned. Junior Perez, 23, was sleeping in a bedroom in the apartment on Second Ave. near E. 122nd St. in NYCHA’s Wagner Houses when the blaze broke out around 8:55 a.m. Friday, according to officials. “My son and 17-year-old daughter were alone at home,” the man’s mother, Jenny Perez, told The News. ...