Possible Clues:

• Import or export without paying customs duties
• Sticks up broken leg to avoid customs duty
• Import goods illegally
• Sticks up leg broken in run
• Illegally bring in small vessel, finally evading all police
• Sticks up leg injured in run
• Run to son, one who has no magic?
• Sticks up injured leg to run
• Avoid established customs?
• Sneak across the border