London:
The two-time European champion won in a time of 1 minute, 51.456 seconds. Defending champion Inna Osypenko-Radomska of Ukraine won silver and Bridgitte Hartley of South Africa took bronze.
Kozak, who was the quickest qualifier by nearly a second, improved on her second-place finishes at the last world championship and the 2012 European championship. It's her second gold of the games, after being part of the 500-meter K-4 team that won on Wednesday.
Josefa Idem, a 47-year-old Italian competing in a women's-record eighth summer games, finished fifth.
Topics mentioned in this article
Canoe-Kayak Olympics 2012
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