Professor Suzanne Sisley was let go after losing funding to test effects of medical marijuana.
Gary Johnson will try to turn Nevada-based Cannabis Sativa into a major marijuana business.
24 pot shops in 8 towns open across state; prices rises to $500 an ounce.
Denver officials say 42 marijuana businesses are cleared to open New Year’s Day.
Authorities in Santa Teresa, N.M., say they arrested a 19-year-old Denver woman trying to smuggle marijuana across the border with her 2-year-old son and another young passenger in the car.