NEBRASKA CITY – Charges have been filed in Otoe County against an Emporia, Kan., man accused of using a knife in a felony assault.

Peter McDonald, 34, is charged with assault using a dangerous instrument against Manuel Vega on Sept. 22.

Otoe County Sheriff Colin Caudill said the men were traveling in a Mercury Grand Marquis on Highway 2 when an argument arose about the music they were listening to.

As they were traveling near Unadilla one of the men allegedly stabbed the other with a knife. The victim was treated at a local hospital with minor injuries.

The sheriff said the men continued their travels out of Otoe County in separate vehicles.