Police respond to two car collision at five way intersection. Driver self extricates from rolled over pickup truck, but he is clearly injured and groggy. He does admit to consuming a beer earlier after hockey and that he thought he had right of way at confusing intersection. Truck is full of tools, hockey equipment and a few empty beer cans. Driver refuses to submit to blood test at hospital. State has missing witness issue that is disclosed prior to trial. DWI charge dismissed.