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Wisconsin Shooting Scene

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Fatal Shooting Menasha

In this May 3, 2015 photo, authorities move Sergio Valencia del Toro, 27, to an ambulance following a shooting at a recreational bridge in the City of Menasha, Wis. Police say del Toro and his fiancee had recently called off their wedding and had argued before del Toto randomly shot four strangers before killing himself. Authorities say four are dead and one hospitalized in critical condition. (Duke Behnke/The Post-Crescent via AP)

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Fatal Shooting Menasha

In this May 3, 2015 photo, authorities move a shooting victim to an ambulance at the Trestle Trail Bridge in the City of Menasha, Wis. Four people are dead and one person is injured after a man opened fire on the bridge in what police describe as a random shooting. (Ron Page/The Post-Crescent via AP)

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Fatal Shooting Menasha

Menasha police investigate the eastside of the trail near Fritse Park, Monday, May 4, 2015, after shooting that resulted in four fatalities and one person injured on the Fox Cities Trestle Trail bridge in Menasha, Wis. Police say a gunman opened fire on the bridge Sunday night in a random shooting. They say the shooter is among the four dead. (Wm.Glasheen/The Post-Crescent via AP) NO SALES

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Fatal Shooting Menasha

Menasha police investigate the eastside of the trail near Fritse Park, Monday, May 4, 2015, after shooting that resulted in four fatalities and one person injured on the Fox Cities Trestle Trail bridge in Menasha, Wis. Police say a gunman opened fire on the bridge Sunday night in a random shooting. They say the shooter is among the four dead. (Wm.Glasheen/The Post-Crescent via AP) NO SALES