Following the widely publicised case of Zainab Aliyu who was almost killed in Saudi Arabia until she was proven to be a victim of drug Cartel at the Kano Airport, many travelers now need to be careful with their luggage.
The arrest of 7 officials who plant drugs at Kano airport helped saved Zainab and this became an eye opener.

Many may have been killed in Saudi Arabia and other countries because they were victims of planting of drugs in their luggage. This is bad:

Here is a video showing how easy airport officials can insert drugs or anything in your luggage at the airport without you knowing.