Photo: Indonesian firing squad head to prison Island where 9 men will be executed tonight. 4 Nigerian are among them

Heavily armed firing squad in full body armour have been spotted in a boat heading to the Indonesian prison island of Nusakambangan where 9 men, including 4 Nigerians, convicted of drug offenses are due to be shot tonight. The men will be shot in the heart and their coffins have already been taken to the Island. No clemency, despite pleas from the prisoners' families and world organizations.

8 of the nine prisoners.

Condemned Australians Andrew Chan and Myuran Sukumaran will be killed by midnight

Chan's parents

The coffins the men will be buried in