fowler had been on the road trip visiting national parks when their 1986 blue chevy van broke down along the alaska highway earlier this week. some saw the van and even stop to talk to the couple. they were later found shot to death at the scene. canadian mounted police showing footage from a gas station shortly before the couple was killed. this footage here, where they filled the tank, cleaned the windows, and you can see they are sharing a hug. investigators also releasing a sketch of a mentor this is reportedly sought in a heated exchange with them next to their disabled then and there was before they were murdered. described as caucasian, darker skin, dr. hare, a possible beard and/or glasses prayed last seen heading southbound in an older jeep grand cherokee with a black stripe on the hood. lucas father is a police officer in australia and he s helping canadian authorities. it s a love story that is ending tragically. it really is. it s the worst ever love story. because we no