SAN FRANCISCO (KGO) -- Three people are being treated for serious injuries after a deck collapsed in San Francisco Sunday evening.
It happened at 5:30 p.m. at a home on Vienna Street in the Excelsior District.
They were taking pictures out on the deck during a birthday party when the railing gave way, dropping them 20 feet to the concrete below.
All three had head injuries and one had a broken hip and arm.
The building inspector said the railing had rotted.
Three injured after deck collapsed in SF's Excelsior District
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