DENVER — Colorado wants to set up a first-in-the-nation tracking system of medical marijuana purchases to deter people from buying vast amounts of pot and selling it on the black market.

As new blood booster heads to market, anti-doping authorities say they’re all over it

COLORADO SPRINGS, Colo. — A drug that mimics EPO as a way to help patients with kidney problems is in the late stages of development, one in a long list of new pharmaceuticals that anti-doping authorities are monitoring as they struggle to keep sports clean.

Denver Broncos say there weren’t any signs that WR Kenny McKinley was suicidal

More bears killed after entering Colorado Springs home in search of food

NY man dies on AirTran flight from Las Vegas to Milwaukee; plane diverted to Denver

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Man dies on AirTran Airways plane during Las Vegas to Milwaukee flight; plane diverted to DIA

Salmonella Threatens Consumption of Eggs and Pickles

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South Dakota man dies after donating part of liver to brother; rare death of live donor

S. Dakota man dies after donating part of liver to brother, rare death in case of live donor

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Friends of doctors gunned down in Afghanistan say medical team wasn’t proselytizing

Slain doctors brought medical care to Afghanistan

Panama first lady raising money to deliver medical supplies to homeland’s indigenous people

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New blood test could be game-changer in finding HGH, but will baseball and football play along

New HGH blood test could hurt urine test research

Boulder city officials requiring medical marijuana growers to go green in energy usage

Boulder requires medical pot growers to go green

Wounded vets find brotherhood, motivation in sports at Warrior Games

Warrior Games give injured vets kinship, strength

Nuggets George Karl treated for another blood clot in right leg as he recovers from cancer

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Federal pot case in Colorado highlights worry among growers of medical marijuana

Colo. pot case highlights growers’ worries

Colo. governor likely to stay in hospital 3-4 days with rib, shoulder injuries from bike wreck

Denver Nuggets coach George Karl announces he’s been diagnosed with neck, throat cancer

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Medical marijuana lawyer wants DEA agents disciplined over raid in Colorado’s Highlands Ranch

Medical pot lawyer files complaint on Colo. raid

Charlie Daniels unfazed by stroke, feels numbness in left hand but can still play his fiddle

Charlie Daniels suffers mild stroke snowmobiling in Colo., has numbness in left hand, arm

Charlie Daniels suffers mild stroke in Colorado

Not again! Mets CF Carlos Beltran has right knee surgery, will miss start of season

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Colorado mother, baby revived after nearly dying during Christmas Eve birth

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Colorado food bank offering to take some sting out of pricey gluten-free diets

Colo. food bank pioneers gluten-free donations

Crying over spilt chocolate milk? Campaign says keep it in schools, experts say take it out

chocolatemilk Industry pushes chocolate milk in schools

2 runways closed at Denver International Airport; Frontier, United cancel some flights

Frontier, United cancel flights due to snow

For Mexican nationals in US, holiday travel to Mexico City expected to remain same

Colorado woman, 88, hits major milestone, walking 10,000 miles in husband’s memory

Colorado insurer reverses policy that denied coverage for hefty babies

Colo. insurer changes course on fat infants

DENVER — A Colorado insurance company is changing its attitude about fat babies.

Shower danger? People with weak immune systems may be vulnerable to bacteria from showerheads

Showerheads may harbor bacteria dangerous to some

WASHINGTON — In what may be the scariest shower news since Alfred Hitchcock’s “Psycho,” a study says showerheads can harbor tiny bacteria that come spraying into your face when you wash.

Nancy Talbot, co-founder of Talbots women’s clothing line, dies at 89 in Colorado

Nancy Talbot dies at 89, founded clothing line

BOULDER, Colo. — The co-founder of the upscale Talbots women’s clothing company has died from complications of Alzheimer’s disease. Nancy Talbot was 89.