Portland residents took to the streets Sunday for an AIDS walk – an estimated 10,000 people were expected to participate in the 5K walk.

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The event was organized in support of the Cascade AIDS Project and started at 8:30 a.m. Sunday morning at Pioneer Courthouse Square in downtown Portland.

The 21st annual event raises funds for CAP's HIV/AIDS services, public education and prevention and outreach efforts to youth and adults most at risk for contracting HIV.