Rain falls Monday at RiverView Apartments in Saco where an investigation continues into the deaths of a family of five, including three children. Shawn Patrick Ouellette/Staff Photographer

Heather Lemmers, who lives next door to the Smith family, talks with a reporter at her apartment at RiverView Apartments in Saco Monday. Shawn Patrick Ouellette / Staff Photographer

Aaron Petrin talks with reporters outside his apartment at RiverView Apartments in Saco Monday. Petrin said he's lived there for 15 years and often saw the family out grilling on the patch of ground in front of their apartment. Shawn Patrick Ouellette/Staff Photographer

RiverView Apartments resident Ryan Lamb, who lives several doors down from the family, said his daughter often played with the Smith children. Shawn Patrick Ouellette/Staff Photographer

Evidence tape seals the door of the upstairs apartment where a family of five were found dead on Sunday at RiverView Apartments in Saco. Shawn Patrick Ouellette / Staff Photographer

A TV crew works at the scene at RiverView Apartments in Saco Monday where a family of five were found dead on Sunday. Shawn Patrick Ouellette / Staff Photographer

Ken Devoe, who lives in the apartment directly downstairs from the Smiths, pauses for a moment while talking with reporters outside his apartment at RiverView Apartments in Saco on Monday. Shawn Patrick Ouellette / Staff Photographer

An investigator leaves the apartment at 23 Water St.in Saco where Maine State Police are investigating the deaths of a man, woman and three children. Derek Davis/Staff Photographer

A body is moved from a Saco apartment complex where five members of a family, including three children, were found dead Sunday. The Associated Press/Robert F. Bukaty

A man carrying flowers arrives at 23 Water St. in Saco, where Maine State Police are investigating the discovery of five bodies Sunday afternoon. Derek Davis/Staff Photographer

A police officer stands outside the Saco apartment where a family of five was found shot Sunday. The blocked window on the right is in the family's apartment. Jill Brady/Staff Photographer

A bouquet of flowers was placed at the apartment building at 23 Water St. in Saco where Maine State Police are investigating the discovery of five bodies. Derek Davis/Staff Photographer

Dellas Nason of Saco comforts his wife, Heather, as she lays flowers at 23 Water St. Heather Nason said she used to baby-sit the three children whose bodies were found Sunday. Derek Davis/Staff Photographer

Heather Nason of Saco talks to news media at 23 Water St. in Saco. Nason said she used to baby-sit the three children whose bodies were found. Derek Davis/Staff Photographer

Bouquets of flowers were placed at 23 Water St. in Saco where Maine State Police were investigating the discovery of five bodies. Derek Davis/Staff Photographer

Investigators talk with residents of River View apartments in Saco where five bodies were found Sunday afternoon. Derek Davis/Staff Photographer

Neighbors watch from across the street as police investigate the deaths of a family of five in a Water Street, Saco, apartment Sunday. Jill Brady/Staff Photographer

Kristi Harkins watches police activity at an apartment complex where five members of a family, including three children, were found dead Sunday in Saco. She described Joel Smith as friendly. The Associated Press