Bronx Kid Saves Siblings

An early-morning fire in a Bronx apartment killed a 33-year-old Bronx woman yesterday, but her brave 11-year-old son managed to lead his two younger brothers to safety.

Although the fire at 3437 Corsa Ave. in Williamsbridge was not deemed suspicious, law-enforcement sources said cops were questioning Douglas Brown in connection with the blaze that killed his estranged wife, home health-care attendant Althea Brown.

The sources said that the children of the dead woman told authorities that Brown had argued with her estranged husband before the fire broke out.

The blaze erupted just before 3:15 in Brown's second-floor apartment, where she lived with her three sons