1. In mission editor, create a mission where player is leader of one or more AI soldiers.
2. Select unit 2 (press key F2)
3. Open engage menu (press key 3). Observe there are two commands assigned to key 7.
4. Attempt to get AI to scan horizon (press key 7). Observe player ordering unit to cancel target.
5. Select unit 2 again (press key F2).
6. Open the engage menu (press key 3).
7. Select Scan horizon command with mouse wheel. Observe player ordering unit to scan horizon as expected.