CUMMING - The Lawrenceville Police Department confirms that one of their officers is the victim of a Thursday night drowning on Lake Lanier.<br />
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Lawrenceville police Capt. Greg Vaughn identified the officer as 35-year-old Canon Callender. <br />
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Vaughn said he had been a Lawrenceville police officer for about four years. <br />
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According to Deputy Doug Rainwater with the Forsyth County Sheriff's Office, authorities were first notified that a swimmer was missing around 5:30 p.m. Rainwater said the call came from a group of people on an island near Lanier South Beach Road. The group reported seeing a man enter the lake and sink beneath the water, failing to resurface for a long period of time.<br />
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Multiple agencies responded to the scene.<br />
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"We immediately launched our boat," Rainwater added, "
