sounds like the door has been twisted some. You may try adjusting the door by bending the top right corner in toward the interior (with the door open) a little at a time and see if you can get it to fit snugly.
Jake my sidekick (yellow Lab)
2017 RAM 2500 CC 4X4 Cummins Diesel
2016 Flagstaff 26 FKWS
AF&AM & El Korah Shrine of Idaho