Alleged NH drunk driver is cut-off in heavy traffic while riding his motorcycle at biker rally. Collision with second motorcycle causes him to crash bike and sustain serious injury to his lower leg and ankle. Due to circumstances of crash and parties involved the driver is hesitant to speak with police about what happened. Several onlookers press police to arrest driver for DUI. Police follow driver to hospital where he refuses to take a blood test. Defense cites lack of evidence of impairment, NH DWI charge dismissed prior to trial.