Photo of Vietnamese street hawker wins grand prize of US contest
The photo beat 59 other finalists to win the $2,500 grand prize
Vietnam street vendor filmed threatening foreigner in Hoi An
She was caught on camera repeatedly shaking her fist at a foreign visitor
Exhibition relives early-20th-century Hanoi streets with peddlers and their cries
A beautiful combination of old photos, graceful drawings and sound effects fills the air with nostalgia