Local News Denver Cannabis Cup On 4/20 April 21, 2015 / 11:55 PM MDT / CBS News (credit: CBS) The High Times Cannabis Cup In Denver On 4/20 (credit: CBS) The High Times Cannabis Cup In Denver On 4/20 (credit: CBS) The High Times Cannabis Cup In Denver On 4/20 (credit: CBS) The High Times Cannabis Cup In Denver On 4/20 (credit: CBS) The High Times Cannabis Cup In Denver On 4/20 (credit: CBS) The High Times Cannabis Cup In Denver On 4/20 (credit: CBS) The High Times Cannabis Cup In Denver On 4/20 (credit: CBS) The High Times Cannabis Cup In Denver On 4/20 (credit: CBS) The High Times Cannabis Cup In Denver On 4/20 (credit: CBS) The High Times Cannabis Cup In Denver On 4/20 (credit: CBS) The High Times Cannabis Cup In Denver On 4/20 (credit: CBS) The High Times Cannabis Cup In Denver On 4/20 (credit: CBS) The High Times Cannabis Cup In Denver On 4/20 (credit: CBS) The High Times Cannabis Cup In Denver On 4/20 (credit: CBS) The High Times Cannabis Cup In Denver On 4/20 (credit: CBS) The High Times Cannabis Cup In Denver On 4/20 (credit: CBS) The High Times Cannabis Cup In Denver On 4/20 (credit: CBS) The High Times Cannabis Cup In Denver On 4/20 (credit: CBS) The High Times Cannabis Cup In Denver On 4/20 (credit: CBS) The High Times Cannabis Cup In Denver On 4/20 (credit: CBS) The High Times Cannabis Cup In Denver On 4/20 (credit: CBS)