, a BizWest news partner. If the journey of a checked piece of luggage at Denver International Airport were a children’s movie, the title might be “The Secret Life of Bags.” That “secret life” is in the midst of a pair of expensive upgrades at DIA, and the Denver City Council will soon hear a proposal to make those upgrades more pricey. Presenting to a council committee Wednesday afternoon, DIA Chief Operating Officer Chris McLaughlin was joined by airport CEO Kim Day, and its senior vice president for special projects, Stuart Williams, as the trio asked the committee to approve a pair of contract amendments totaling $106.4 million.