Colorado and five other states enacted laws this year restricting 3D-printed firearms and untraceable ghost guns as manufacturing technology makes homemade weapons easier to produce.
Ten states have enacted their own voting rights laws to protect minority voters after the U.S. Supreme Court weakened federal protections, with nine more states considering similar legislation.
The Trump administration's proposed rules for online prediction markets would ban bets on war and assassination but allow most sports betting to continue, drawing criticism from consumer advocates who say the regulations don't adequately protect states' gambling laws.
A Utah pediatrician treated a newborn exposed to measles in the womb, part of a growing wave of preventable disease cases as vaccination rates drop nationwide.
A federal judge declined to block President Trump's nearly $1.8 billion "anti-weaponization" fund after the Justice Department claimed it was abandoning the controversial plan.
Social Security Administration chief tells Congress customer service has improved but defers to lawmakers on addressing the program's insolvency crisis within six years.
Supporters of Initiative 195 are gathering signatures to replace Colorado's flat income tax with a graduated system that would tax the top 3% of earners at higher rates to fund education, healthcare and childcare.