Seafair weekend is already underway on Lake Washington as boats hit the water for testing and qualifying later today. Eleven unlimited boats will race in this weekend's festival. The hydroplanes top out at just over 200 miles per hour and weigh roughly 7000 pounds. Christie Johnson gets a behind-the-scenes look at the hydros and F1 boats, and chats with Seafair's longtime announcer Mark Allen.
Seafair boats hit water for testing and qualifying
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