The New Fairfield Resident Trooper's Office is investigating a suspicious person case in a residential neighborhood.  A white man operating a small white SUV was spotted around 11:30am Monday near Peralta Street.  Home surveillance video shows the man walking near a shed and winterized boat.  Anyone with information on the man's identity is asked to contact New Fairfield Police at 203- 312-5701.  All calls will be kept confidential.