Bringing marijuana to Morrison — where Red Rocks concertgoers tailgate into the night — is harder than it seems

 Bringing marijuana to Morrison — where Red Rocks concertgoers tailgate into the night — is harder than it seems

Of the thousands of revelers who head up the hill from Morrison to Red Rocks Amphitheatre to catch a show on any given night, a portion is probably high, about to get high or at least thinking about …