SEATAC, Wash. -- Police are investigating two sightings of SeaTac man who has been missing since Feb. 13.

The family of Nicholas Francisco said he left his job in lower Queen Anne on Wednesday and never returned to his home.

Family and friends of Francisco spent Sunday searching the neighborhood where he worked.

Sightings of the 28-year-old have been reported at a gas station on Elliot Avenue in Seattle and also in Burien.

His wife said she believes Francisco is in trouble and said he would never take off on his own.

The couple is expecting their third child.

Anyone with information on Francisco’s whereabouts is asked to call police.