What was found
AIRCRAFT WAS GROUNDED. AUTO PILOT OFF, CLIMBING THRU 10,000 ADJUSTED RUDDER TRIM WHEN AIRCRAFT BEGAN ROLLING DUE TO RUDDER YAW. YAW DAMP OFF DFG APPEARED TO BE COMPLETED INOPERABLE DUE TO CONTROL ISSUES. DECLARED EMERGENCY, RETURNED TO OMA FOR LANDING AS AIRCRAFT SPEED DECREASED CONTROL IMPROVED ENOUGH FOR LANDING. MAINTENANCE FOUND SHORTED WIRE (2C610X22RD) AT RIGHT HAND SIDE, STATION 1431 CANT FRAME BETWEEN S30-5 AND RUDDER POSITION TRANSMITTER. REPAIRED WIRE PER AMM 22-01-05.