(CNN) Divers on Tuesday will resume their search for three people missing after two boats collided on the Colorado River along the California-Arizona border, leaving one person dead.

Police were initially searching for four victims, but on Monday morning they located the body of Christine Lewis, 51, of Visalia, California, according to the Mohave County Sheriff's Office in Arizona.

Three other boaters involved in Saturday night's collision have not been found.

Nine people were injured in the crash, two critically, the department said in a statement.

The crash happened Saturday on the Colorado River between Needles, California, and Topock, Arizona, north of Lake Havasu, officials said.

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