. >> reporter: indebted to neighbor erma vasquez, she called 911 and woke them up. >> i come in over here to my kitchen. i see the fight. -- the fires. my husband knocked on the door two times. the people is asleep. >> reporter: he saved their lives. >> yeah. thank god. >> definitely grateful. if not for what he did -- i don't want to think about that. >> reporter: suffolk police arson squad in the preliminary stages of an investigation. they are still conducting interviews, but if this is deemed to be arson, it could also turn into a case of attempted murder. in ronkonkoma, carolyn gusoff, >>> a bronx man charged with killing his pregnant daughter and burying her body in the basement of their baychester home is expected in court today. >> did you kill your daughter? >> william caruth said nothing as he was led from a police station last night. sources tell the body of 39- year-old andrea caruth was discovered yesterday in a basement crawl space covered with plywood. andrea caruth was five months pregnant. the motive for the murder may have all been an argument over money. >>> four p