Four murders have been committed in Minneapolis since Friday with the latest happening Tuesday night. And it's leaving Minneapolis Police Chief Brian O'Hara frustrated and saying the city lacks enough investigators. WCCO's Susie Jones reports.

Photo by Alex Kormann/Star Tribune via Getty Images)

<p>Four murders have been committed in Minneapolis since Friday with the latest happening Tuesday night. And it's leaving Minneapolis Police Chief Brian O'Hara frustrated and saying the city lacks enough investigators. WCCO's Susie Jones reports.</p>
<p>Photo by Alex Kormann/Star Tribune via Getty Images)</p>

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