BROOKLYN - Following the discovery of a dead Brownsville mom and her 11-day-old son in their apartment, investigators are trying to figure out what happened inside the family's home.

Family members of Marjorie Lyons say they went into her apartment yesterday morning and found her laying on top of her son, Alexander Preston. Police say both of them were dead.

The shocked family says that Lyons said she fell ill yesterday, but was not expecting what happened.

Lyons is survived by twin 6-year-old daughters. Police say the investigation is ongoing.