Cheers from environmental groups drowned out nearby construction noise in downtown Denver Thursday morning after Gov. Jared Polis announced an executive order that aims to bring more electric vehicles to Colorado.

The seven states that rely on the Colorado River are trying to finalize details on how use less of its water. Currently all eyes are on Arizona, which has a had a tough time agreeing how to dole out cuts to water supplies.

On the first day of the legislative session, water led Arizona Gov. Doug Ducey's State of the State address. More specifically, he wants a drought plan finished — one that keeps the Colorado River system at healthy levels.

One of the last remaining Navajo Code Talkers, who relayed messages that were never decoded by enemies in World War II, has died at age 94.

Alfred Newman died Sunday afternoon at a New Mexico nursing home, one of his sons, Kevin Newman, tells NPR.

He says his father was a quiet yet courageous man. "My dad told me that the U.S. was in trouble and when they were calling for him, he needed to answer that call with the armed forces," he says.

Gov. Jared Polis wants to leverage Colorado's stronger than expected revenue projections to pay for full-day kindergarten next school year.

He's asking lawmakers to approve $227 million in the budget for the kindergarten classes.

Polis says the spending will allow 30,000 families to stop paying tuition.

More Americans are being impacted by what is now the longest government shutdown in U.S. history. This week, the already stressful world of air travel is feeling the pinch as Transportation Security Administration workers call in sick.

But for now, things are still operating smoothly at Denver International Airport.

DIA spokeswoman Emily Williams said the average wait time at security checkpoints averaged about 10 minutes on Sunday.

Democrats applauded as Gov. Jared Polis outlined his administration's priorities in his first State of the State Thursday. He touched on topics from full-day kindergarten funding to paid family leave and oil and gas development.

But the governor's address was criticized by Republicans for its lack of specifics on where all the money for his agenda will come from.