Police say several people have been wounded in a shooting at an abortion clinic in Colorado Springs, according to AFP news agency.
Earlier, NBC News-affiliate KOAA5 News said at least two police officers had been injured.
A Planned Parenthood lobby group appears to have confirmed reports of an "active shooter" said to be at one of its clinics in Colorado Springs.
A Twitter feed for the Planned Parenthood Advocates of Ohio re-tweeted a news report announcing a gunman at the clinic, while a second tweet added they were "thinking of our colleagues in Colorado".
At least two officers have been shot in the "active shooting" at a Planned Parenthood facility in Colorado Springs, according to NBC News affiliate KOAA5.
Joanna Wise, a journalist for NBC News-affiliate KOAA, tweeted this image from the scene of a suspected shooting in Colorado Springs.
Eric Singer, a local journalist in Colorado Springs, tweeted a Vine showing police rushing to reports of an "active shooter" at a family planning clinic.
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A witness to a reported "active shooter" situation at a Planned Parenthood clinic in Colorado Springs said multiple armed police are staking out the building.
Brigitte Wolfe, who works next door to the clinic, said she saw around a dozen police cars and officers with their guns drawn at the Planned Parenthood branch.
"We were looking out the window and we had an officer wave us back inside," she told local newspaper The Denver Post.
"They have everything blocked off."
This is the Planned Parenthood centre in Colorado Springs, where police reported an "active shooter".
The clinic offers abortions in addition to standard family planning and sexual health support.
An "active shooter" has been reported at a family planning clinic in Colorado Springs.
CSPD PIO responding to call if active shooter in Centennial Bl. The area is NOT secure. Media do not stage in area!
Police said the area surrounding the Planned Parenthood clinic "is not secure" and advised media not to attend but offered no further details.
Stay with ITV News for the latest updates on this developing story.
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