Seattle Mayor Katie Wilson said one suspect has been taken into custody following the incident in a popular tourist district in the northwestern US city.

A mass shooting near the Space Needle landmark in Seattle killed two people on Sunday and wounded at least four others, including a child, according to US media and a local hospital.

Seattle Mayor Katie Wilson said one suspect has been taken into custody following the incident in a popular tourist district in the northwestern US city. Wilson had initially said two were in custody.

Fire department officials confirmed that two people died, according to NBC News and CNN.

Seattle police said there were "multiple shooting victims" near the Space Needle observation tower.