Conviction for felony hit and run resulting in death is affirmed over claims that the court committed prejudicial error by: 1) excluding evidence that the victim was suicidal and expert testimony on "fight or flight" syndrome, which the court had allowed defendant to present in the first trial; 2) refusing defendant's proposed instructions on constructive knowledge; 3) failing to sua sponte give a unanimity instruction; 4) instructing the jury under CALCRIM No. 2140; 5) refusing to allow defendant reopen his case following closing arguments; and 6) ordering restitution as a condition of probation.