His goal that year was to "pay as little tax as legally possible" during turbulent economic times, he said.
At a cost of $30 million, Colorado TV viewers can expect to see more than 83,000 political ads consuming nearly 29 days worth of airtime in October.
By a five-to-one margin, the Democratic candidate for president is holding her lead in Colorado campaign donations over rival Republican Donald Trump.
The candidate also brushed off criticism that he hasn’t revealed his plans to defeat ISIS by invoking a decorated World War II general.
Jerry Natividad wasn't happy about all of Trump's rhetoric. Now a leader in Hispanics for Trump, he says the candidate has more or less the right approach to immigration.
Republican Donald Trump has 15 paid staff in the state, while Democrats have more than 100 field operatives working for Clinton and the rest of the ticket.
Robby Mook is visiting Colorado this week to open campaign field offices and meet with volunteers and donors.