Arizona won't have all the pieces of a Colorado River drought plan finished by the federal government's deadline to finalize protections for water used by millions across the U.S. West, state water officials said Tuesday.

It's the latest hurdle threatening the plan between seven states to take less water from the drought-starved Colorado River, which supplies 40 million people and 5.5 million acres of farmland. Missing the March 4 deadline could allow the federal government to step in and decide the rules.

A new report says the ongoing renovation project at Denver International Airport could be delayed up to 10 months after tests show weaker-than-expected concrete in the main floor of the airport's terminal.

The Denver Post reports that airport spokeswoman Stacey Stegman says the extent of the delay — and the severity of the problems — won't be known until at least April.

A former federal prosecutor will review the sexual abuse files of Colorado's Roman Catholic dioceses and the church has agreed to pay an unlimited amount of reparations to victims under a voluntary joint effort under taken with the help of the state attorney general.

Colorado teens vape more than teens in any other state studied by federal researchers and at twice the rate of the national average. That's according to federal research on vaporizers, or e-cigarettes, and it leads health experts to warn that teens either misunderstand or underestimate the risks.

Colorado Attorney General Phil Weiser is planning to join at least 10 other states in a lawsuit that will try to stop President Donald Trump from using an emergency declaration to build a border wall.

On Monday afternoon, Weiser was the lead speaker at a protest against the emergency declaration held at the state Capitol.

Populations are declining in more than  one-third of rural counties across the country. Colorado’s counties are bucking the trend, thanks to a number of factors identified by researchers in, a study published earlier this month.