The suspect allegedly brandished what may have been a handgun during a road rage incident in the area, police said shortly before 11:30 a.m.
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Officers found the suspect's vehicle at the Nordstrom department store parking lot located near Sand Hill Road between Vineyard Lane and Arboretum Road, police said.
The store was under a lockdown for precautionary reasons until about 11:45 a.m., according to police.
The suspect is described as an Asian man with a goatee and wearing a dark blue dress shirt with embroidery on the front, according to police.
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