Travis Decker, the Washington state man wanted in connection with the deaths of his three daughters, was possibly spotted in Idaho over the weekend.

A possible sighting of Travis Decker -- the dad accused of murdering his three daughters over a month ago -- is being investigated in the wake of a family saying they may have spotted the fugitive father in Idaho late last week,

Travis Decker, 39, has been the subject of a nationwide manhunt since June 2, when his daughters were found dead