The shooting was reported about 5:45 p.m. near McLaughlin Avenue and Highway 280, police said in a post on social media. The area is near the Grand Century Shopping Mall.
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The man was taken to a hospital with life-threatening injuries. Police say the victim has has stabilized, but remains in critical condition.
The Highway 280 off-ramp is closed and motorists are asked to used alternate routes and avoid the area.