marks, parallel running linear marks that were present on the primer surfaces of all the tests and on the evidence cartridge that was entered in the site in michigan. marks, parallel linear marks that were present on the primer surfaces of all the tests and on the evidence cartridge that was entered in the site in michigan. >> they also compared the lands and grooves on the test bullet to those on the fatal bullet. those also matched. >> my opinion that it's that gun and only that gun that could have fired it. >> by this time, planten was already in custody in north carolina and things weren't going well. at his court appearance, he refused to walk and had to be strapped to a gurney. >> when he was wheeled into court for his first appearance, he did not open his eyes. and i believe in drew planten's world, as long as his eyes were closed and he did not see it, it may not have been happening. >> but no one will know for certain all the details in either murder. shortly before he was to go on trial in raleigh, north carolina, drew planten